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Weld County, Colorado, USAi
Regional Level Types
Weld CountyCounty
ColoradoState
USACountry

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Type:
Largest Settlements:
PlacePopulation
Greeley100,883 (2017)
Windsor21,751 (2017)
Erie21,420 (2017)
Evans21,383 (2017)
Johnstown14,896 (2018)
Firestone11,999 (2017)
Mindat Locality ID:
14216
Long-form identifier:
mindat:1:2:14216:9
GUID (UUID V4):
0
Other Languages:
French:
ComtÃĐ de Weld, Colorado, États-Unis
German:
Weld County, Colorado, Vereinigte Staaten
Italian:
Contea di Weld, Colorado, Stati Uniti d'America
Russian:
ÐĢŅÐŧÐī, КÐūÐŧÐūŅ€Ð°ÐīÐū, ÐĄÐūÐĩÐīÐļÐ―Ņ‘Ð―Ð―Ņ‹Ðĩ ÐĻŅ‚Ð°Ņ‚Ņ‹ АОÐĩŅ€ÐļКÐļ
Simplified Chinese:
韋įˆūåū·įļĢ, į§‘įū…拉åĪšå·ž, įūŽå›―
Spanish:
Condado de Weld, Colorado, Estados Unidos
Albanian:
Weld County, Colorado, Shtetet e Bashkuara tÃŦ AmerikÃŦs
Arabic:
Ų…Ų‚Ø§Ø·ØđØĐ ŲˆŲŠŲ„ØŊ, ŲƒŲˆŲ„ŲˆØąØ§ØŊ؈, Ø§Ų„ŲˆŲ„Ø§ŲŠØ§ØŠ Ø§Ų„Ų…ØŠØ­ØŊØĐ
Armenian:
ՈւÕĨÕŽÕĪ Õ·Ö€ÕŧÕĄÕķ, ÔŋÕļÕŽÕļÖ€ÕĄÕĪÕļ, ÔąÕīÕĨրÕŦÕŊÕĄÕĩÕŦ ՄÕŦÕĄÖÕĩÕĄÕŽ Õ†ÕĄÕ°ÕĄÕķÕĢÕķÕĨր
Basque:
Weld konderria, Colorado
Bavarian:
Weld County, Colorado, Vaoanigte Stootn
Bishnupriya Manipuri:
ā§ąā§‡āĶēā§āĶĄ āĶ•āĶūā͉āĶĻā§ā͟āĶŋ, āĶ•āĶēā§‹āͰāĶūāĶĄā§‹, āĶĪāĶŋāĶēāĶŠāĶūāͰāĶūāĶ·ā§āĶŸā§āͰ
Bulgarian:
ÐĢÐĩÐŧÐī, КÐūÐŧÐūŅ€Ð°ÐīÐū, ÐĄŅŠÐĩÐīÐļÐ―ÐĩÐ―Ðļ аОÐĩŅ€ÐļÐšÐ°Ð―ŅÐšÐļ Ņ‰Ð°Ņ‚Ðļ
Cebuano:
Weld County, Colorado
Czech:
Weld County, Colorado, SpojenÃĐ stÃĄty americkÃĐ
Dutch:
Weld County, Colorado, Verenigde Staten
Estonian:
Weldi maakond, Colorado, Ameerika Ühendriigid
Farsi/Persian:
ØīŲ‡ØąØģØŠØ§Ų† ŲˆŲ„ØŊ، ÚĐŲ„ØąØ§ØŊ؈, ÚĐŲ„ØąØ§ØŊ؈, Ø§ÛŒØ§Ų„Ø§ØŠ Ų…ØŠØ­ØŊŲ‡ ØĒŲ…ØąÛŒÚĐØ§
Hungarian:
Weld megye, Colorado, Amerikai EgyesÞlt Államok
Irish Gaelic:
Contae Weld, Colorado, StÃĄit Aontaithe MheiriceÃĄ
Japanese:
ã‚ĶェãƒŦãƒ‰éƒĄ, ã‚ģロãƒĐド州, ã‚ĒãƒĄãƒŠã‚ŦåˆčĄ†å›―
Low Saxon/Low German:
Weld County, Colorado, USA
Min Dong Chinese:
Weld GÃīng, Colorado
Norwegian:
Weld County, Colorado, USA
Polish:
Hrabstwo Weld, Kolorado, Stany Zjednoczone
Portuguese:
Condado de Weld, Colorado, Estados Unidos
Romanian:
Comitatul Weld, Colorado, Statele Unite ale Americii
Serbian:
ÐžÐšŅ€ŅƒÐģ ВÐĩÐŧÐī, КÐūÐŧÐūŅ€Ð°ÐīÐū, ÐĄŅ˜ÐĩÐīÐļҚÐĩÐ―Ðĩ АОÐĩŅ€ÐļŅ‡ÐšÐĩ Ð”Ņ€ÐķаÐēÐĩ
Serbo-Croatian:
Weld County, Colorado, Sjedinjene Američke DrÅūave
Swedish:
Weld County, Colorado, USA
Turkish:
Weld County, Colorado, Amerika Birleşik Devletleri
Ukrainian:
ВÐĩÐŧÐī, КÐūÐŧÐūŅ€Ð°ÐīÐū, ÐĄÐŋÐūÐŧŅƒŅ‡ÐĩÐ―Ņ– ÐĻŅ‚Ð°Ņ‚Ðļ АОÐĩŅ€ÐļКÐļ
Urdu:
ŲˆÛŒŲ„Úˆ ÚĐØ§ØĪŲ†Ųđی، ÚĐŲˆŲ„ŲˆØąØ§ÚˆŲˆ, ÚĐŲˆŲ„ŲˆØąØ§ÚˆŲˆ, ØąÛŒØ§Øģ؊ہاØĶے Ų…ØŠØ­ØŊہ Ø§Ų…ØąÛŒÚĐØ§
Vietnamese:
Quáš­n Weld, Colorado, Cháŧ§ng Quáŧ‘c Hoa Káŧģ
Waray:
Condado han Weld, Colorado, Estados Unidos
Western Punjabi:
ŲˆÛŒŲ„Úˆ ÚĐØ§ØĪŲ†Ųđی, ÚĐŲˆŲ„ŲˆØąØ§ÚˆŲˆ, Ø§Ų…ØąÛŒÚĐہ


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Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

31 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Anhydrite
Formula: CaSO4
ⓘ Anorthite
Formula: Ca(Al2Si2O8)
ⓘ Anorthite var. Bytownite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Description: Plagioclase is mostly bytownite (~Ab15An85), Mason (1963)
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ Baryte
Formula: BaSO4
ⓘ BlÃķdite
Formula: Na2Mg(SO4)2 · 4H2O
ⓘ Calcite
Formula: CaCO3
ⓘ Calcite var. Sand-Calcite
Formula: CaCO3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ 'Clinopyroxene Subgroup'
Description: Composition (Fs31.21En35.80Wo33.00)
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Epsomite
Formula: MgSO4 · 7H2O
ⓘ Eugsterite
Formula: Na4Ca(SO4)3 · 2H2O
ⓘ 'Fayalite-Forsterite Series'
Description: Olivine- mg#71.3 according to Mittlefehldt et al.,1998
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ Halite
Formula: NaCl
ⓘ Hexahydrite
Formula: MgSO4 · 6H2O
ⓘ 'Hypersthene'
Formula: (Mg,Fe)SiO3
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ Konyaite
Formula: Na2Mg(SO4)2 · 5H2O
ⓘ LÃķweite
Formula: Na12Mg7(SO4)13 · 15H2O
ⓘ Mackinawite
Formula: FeS
ⓘ Mirabilite
Formula: Na2SO4 · 10H2O
ⓘ Native Iron
Formula: Fe
Description: Iron (2.8% Ni) - Unusually high in nickel for rare terrestrial iron; unusually low in nickel for meteoritic iron
ⓘ Native Iron var. Kamacite
Formula: (Fe,Ni)
Description: Fe-Ni metal includes some 5.4 wt% Ni metal as well as Ni-poor Fe-rich metal
ⓘ Natrojarosite
Formula: NaFe3(SO4)2(OH)6
ⓘ Nitratine
Formula: NaNO3
ⓘ Oldhamite
Formula: CaS
ⓘ Opal
Formula: SiO2 · nH2O
ⓘ 'Orthopyroxene Subgroup'
Description: Orthopyroxene - Composition (Fs54.03En42.82Wo3.15)
ⓘ Pigeonite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Description: 'Untwinned clinobronzite' (e.g., low-Ca pigeonite lamellae observed in Johnstown)
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Description: Plagioclase- Composition (An82.72Ab16.04Or1.24)
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Agate
Formula: SiO2
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Quartz var. Fairburn Agate
Formula: SiO2
ⓘ 'Silica'
ⓘ Taenite
Formula: (Fe,Ni)
ⓘ ThÃĐnardite
Formula: Na2SO4
ⓘ Tridymite
Formula: SiO2
ⓘ Troilite
Formula: FeS
ⓘ Wattevilleite
Formula: Na2Ca(SO4)2 · 4H2O (?)

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Iron1.AE.05Fe
ⓘvar. Kamacite1.AE.05(Fe,Ni)
ⓘTaenite1.AE.10(Fe,Ni)
Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘTroilite2.CC.10FeS
ⓘMackinawite2.CC.25FeS
ⓘOldhamite2.CD.10CaS
Group 3 - Halides
ⓘHalite3.AA.20NaCl
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘQuartz
var. Agate
4.DA.05SiO2
ⓘvar. Chalcedony4.DA.05SiO2
ⓘvar. Fairburn Agate4.DA.05SiO2
ⓘ4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
ⓘTridymite4.DA.10SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘvar. Sand-Calcite5.AB.05CaCO3
ⓘNitratine5.NA.05NaNO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘThÃĐnardite7.AD.25Na2SO4
ⓘAnhydrite7.AD.30CaSO4
ⓘBaryte7.AD.35BaSO4
ⓘNatrojarosite7.BC.10NaFe3(SO4)2(OH)6
ⓘHexahydrite7.CB.25MgSO4 · 6H2O
ⓘEpsomite7.CB.40MgSO4 · 7H2O
ⓘLÃķweite7.CC.45Na12Mg7(SO4)13 · 15H2O
ⓘBlÃķdite7.CC.50Na2Mg(SO4)2 · 4H2O
ⓘKonyaite7.CC.80Na2Mg(SO4)2 · 5H2O
ⓘWattevilleite7.CC.85Na2Ca(SO4)2 · 4H2O (?)
ⓘMirabilite7.CD.10Na2SO4 · 10H2O
ⓘEugsterite7.CD.25Na4Ca(SO4)3 · 2H2O
ⓘGypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
ⓘPigeonite9.DA.10(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘDiopside9.DA.15CaMgSi2O6
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘvar. Bytownite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
Unclassified
ⓘ'Hypersthene'-(Mg,Fe)SiO3
ⓘ'Clinopyroxene Subgroup'-
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Silica'-
ⓘ'Orthopyroxene Subgroup'-

List of minerals for each chemical element

HHydrogen
Hⓘ BlÃķditeNa2Mg(SO4)2 · 4H2O
Hⓘ EpsomiteMgSO4 · 7H2O
Hⓘ EugsteriteNa4Ca(SO4)3 · 2H2O
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ HexahydriteMgSO4 · 6H2O
Hⓘ KonyaiteNa2Mg(SO4)2 · 5H2O
Hⓘ LÃķweiteNa12Mg7(SO4)13 · 15H2O
Hⓘ MirabiliteNa2SO4 · 10H2O
Hⓘ NatrojarositeNaFe3(SO4)2(OH)6
Hⓘ OpalSiO2 · nH2O
Hⓘ WattevilleiteNa2Ca(SO4)2 · 4H2O (?)
CCarbon
Cⓘ CalciteCaCO3
Cⓘ Calcite var. Sand-CalciteCaCO3
NNitrogen
Nⓘ NitratineNaNO3
OOxygen
Oⓘ Quartz var. AgateSiO2
Oⓘ AnhydriteCaSO4
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ BaryteBaSO4
Oⓘ BlÃķditeNa2Mg(SO4)2 · 4H2O
Oⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ DiopsideCaMgSi2O6
Oⓘ EpsomiteMgSO4 · 7H2O
Oⓘ EugsteriteNa4Ca(SO4)3 · 2H2O
Oⓘ Quartz var. Fairburn AgateSiO2
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ HexahydriteMgSO4 · 6H2O
Oⓘ Hypersthene(Mg,Fe)SiO3
Oⓘ IlmeniteFe2+TiO3
Oⓘ KonyaiteNa2Mg(SO4)2 · 5H2O
Oⓘ LÃķweiteNa12Mg7(SO4)13 · 15H2O
Oⓘ MirabiliteNa2SO4 · 10H2O
Oⓘ NatrojarositeNaFe3(SO4)2(OH)6
Oⓘ NitratineNaNO3
Oⓘ OpalSiO2 · nH2O
Oⓘ Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ QuartzSiO2
Oⓘ ThÃĐnarditeNa2SO4
Oⓘ TridymiteSiO2
Oⓘ WattevilleiteNa2Ca(SO4)2 · 4H2O (?)
Oⓘ Fayalite-Forsterite Series
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Calcite var. Sand-CalciteCaCO3
NaSodium
Naⓘ BlÃķditeNa2Mg(SO4)2 · 4H2O
Naⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Naⓘ EugsteriteNa4Ca(SO4)3 · 2H2O
Naⓘ HaliteNaCl
Naⓘ KonyaiteNa2Mg(SO4)2 · 5H2O
Naⓘ LÃķweiteNa12Mg7(SO4)13 · 15H2O
Naⓘ MirabiliteNa2SO4 · 10H2O
Naⓘ NatrojarositeNaFe3(SO4)2(OH)6
Naⓘ NitratineNaNO3
Naⓘ ThÃĐnarditeNa2SO4
Naⓘ WattevilleiteNa2Ca(SO4)2 · 4H2O (?)
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ BlÃķditeNa2Mg(SO4)2 · 4H2O
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ EpsomiteMgSO4 · 7H2O
Mgⓘ HexahydriteMgSO4 · 6H2O
Mgⓘ Hypersthene(Mg,Fe)SiO3
Mgⓘ KonyaiteNa2Mg(SO4)2 · 5H2O
Mgⓘ LÃķweiteNa12Mg7(SO4)13 · 15H2O
Mgⓘ Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ Fayalite-Forsterite Series
AlAluminium
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ Quartz var. AgateSiO2
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ DiopsideCaMgSi2O6
Siⓘ Quartz var. Fairburn AgateSiO2
Siⓘ Hypersthene(Mg,Fe)SiO3
Siⓘ OpalSiO2 · nH2O
Siⓘ Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ QuartzSiO2
Siⓘ TridymiteSiO2
Siⓘ Fayalite-Forsterite Series
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SSulfur
Sⓘ AnhydriteCaSO4
Sⓘ BaryteBaSO4
Sⓘ BlÃķditeNa2Mg(SO4)2 · 4H2O
Sⓘ ChalcopyriteCuFeS2
Sⓘ EpsomiteMgSO4 · 7H2O
Sⓘ EugsteriteNa4Ca(SO4)3 · 2H2O
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ HexahydriteMgSO4 · 6H2O
Sⓘ KonyaiteNa2Mg(SO4)2 · 5H2O
Sⓘ LÃķweiteNa12Mg7(SO4)13 · 15H2O
Sⓘ MackinawiteFeS
Sⓘ MirabiliteNa2SO4 · 10H2O
Sⓘ NatrojarositeNaFe3(SO4)2(OH)6
Sⓘ OldhamiteCaS
Sⓘ ThÃĐnarditeNa2SO4
Sⓘ TroiliteFeS
Sⓘ WattevilleiteNa2Ca(SO4)2 · 4H2O (?)
ClChlorine
Clⓘ HaliteNaCl
CaCalcium
Caⓘ AnhydriteCaSO4
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ Anorthite var. Bytownite(Ca,Na)[Al(Al,Si)Si2O8]
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ EugsteriteNa4Ca(SO4)3 · 2H2O
Caⓘ GypsumCaSO4 · 2H2O
Caⓘ OldhamiteCaS
Caⓘ Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ WattevilleiteNa2Ca(SO4)2 · 4H2O (?)
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Caⓘ Calcite var. Sand-CalciteCaCO3
TiTitanium
Tiⓘ IlmeniteFe2+TiO3
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ Hypersthene(Mg,Fe)SiO3
Feⓘ IlmeniteFe2+TiO3
Feⓘ Native IronFe
Feⓘ Native Iron var. Kamacite(Fe,Ni)
Feⓘ MackinawiteFeS
Feⓘ NatrojarositeNaFe3(SO4)2(OH)6
Feⓘ Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ Taenite(Fe,Ni)
Feⓘ TroiliteFeS
Feⓘ Fayalite-Forsterite Series
NiNickel
Niⓘ Native Iron var. Kamacite(Fe,Ni)
Niⓘ Taenite(Fe,Ni)
CuCopper
Cuⓘ ChalcopyriteCuFeS2
BaBarium
Baⓘ BaryteBaSO4

Fossils

There are 24 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences139
Youngest Fossil Listed5.33 Ma (Miocene)
Oldest Fossil Listed83.5 Ma (Late/Upper Cretaceous)
Stratigraphic UnitsClick here to view 10 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Mammalia
class
Animalia : Chordata : Mammalia70.6 - 66 Ma
Late/Upper Cretaceous
Baenidae
family
Animalia : Chordata : Reptilia : Testudines : Baenidae70.6 - 66 Ma
Late/Upper Cretaceous
Adocus
genus
Animalia : Chordata : Reptilia : Testudines : Adocidae : Adocus70.6 - 66 Ma
Late/Upper Cretaceous
Trionychidae
family
Animalia : Chordata : Reptilia : Testudines : Trionychidae70.6 - 66 Ma
Late/Upper Cretaceous
Champsosaurus
genus
Animalia : Chordata : Reptilia : Champsosauridae : Champsosaurus70.6 - 66 Ma
Late/Upper Cretaceous
Crocodylidae
family
Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae70.6 - 66 Ma
Late/Upper Cretaceous
Dromaeosauridae
family
Animalia : Chordata : Reptilia : Dinosauria : Dromaeosauridae70.6 - 66 Ma
Late/Upper Cretaceous
Ornithischia
unranked clade
Animalia : Chordata : Ornithischia70.6 - 66 Ma
Late/Upper Cretaceous
Thescelosaurus
genus
Animalia : Chordata : Reptilia : Dinosauria : Thescelosauridae : Thescelosaurus70.6 - 66 Ma
Late/Upper Cretaceous
Edmontosaurus
genus
Animalia : Chordata : Reptilia : Dinosauria : Hadrosauridae : Edmontosaurus72.1 - 66 Ma
Late/Upper Cretaceous
Ceratopsidae
family
Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae72.1 - 66 Ma
Late/Upper Cretaceous
Triceratops
genus
Animalia : Chordata : Reptilia : Dinosauria : Ceratopsidae : Triceratops72.1 - 66 Ma
Late/Upper Cretaceous
Multituberculata
order
Animalia : Chordata : Mammalia : Multituberculata70.6 - 66 Ma
Late/Upper Cretaceous
Cimolodon
genus
Animalia : Chordata : Mammalia : Cimolodontidae : Cimolodon70.6 - 66 Ma
Late/Upper Cretaceous
Meniscoessus
genus
Animalia : Chordata : Mammalia : Taeniolabididae : Meniscoessus70.6 - 66 Ma
Late/Upper Cretaceous
Cimolomys
genus
Animalia : Chordata : Mammalia : Cimolomyidae : Cimolomys70.6 - 66 Ma
Late/Upper Cretaceous
Protalphadon
genus
Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Protalphadon70.6 - 66 Ma
Late/Upper Cretaceous
Gypsonictops
genus
Animalia : Chordata : Mammalia : Pilosa : Gypsonictopidae : Gypsonictops70.6 - 66 Ma
Late/Upper Cretaceous
Cynelos
genus
Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : Cynelos20.43 - 15.97 Ma
Miocene
Mylagaulidae
family
Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae23.03 - 5.333 Ma
Miocene
Cricetidae
family
Animalia : Chordata : Mammalia : Rodentia : Cricetidae23.03 - 5.333 Ma
Miocene
Brachycrus
genus
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Brachycrus20.43 - 15.97 Ma
Miocene
Ticholeptus
genus
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Ticholeptus20.43 - 15.97 Ma
Miocene
Aepycamelus
genus
Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Aepycamelus20.43 - 15.97 Ma
Miocene
Miolabis
genus
Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Miolabis20.43 - 15.97 Ma
Miocene
Protolabis
genus
Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Protolabis20.43 - 15.97 Ma
Miocene
Bouromeryx
genus
Animalia : Chordata : Mammalia : Artiodactyla : Dromomerycidae : Bouromeryx20.43 - 15.97 Ma
Miocene
Dromomeryx
genus
Animalia : Chordata : Mammalia : Artiodactyla : Dromomerycidae : Dromomeryx20.43 - 15.97 Ma
Miocene
Merycodus
genus
Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Merycodus23.03 - 5.333 Ma
Miocene
Paracosoryx
genus
Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Paracosoryx15.97 - 13.6 Ma
Miocene
Equidae
family
Animalia : Chordata : Mammalia : Perissodactyla : Equidae20.43 - 15.97 Ma
Miocene
Calippus
genus
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Calippus20.43 - 15.97 Ma
Miocene
Megahippus
genus
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Megahippus15.97 - 13.6 Ma
Miocene
Pliohippus
genus
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Pliohippus23.03 - 5.333 Ma
Miocene
Pseudhipparion
genus
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Pseudhipparion23.03 - 5.333 Ma
Miocene
Gomphotheriidae
family
Animalia : Chordata : Mammalia : Proboscidea : Gomphotheriidae15.97 - 13.6 Ma
Miocene
Aphelops megalodus
species
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Aphelops : Aphelops megalodus20.43 - 13.6 Ma
Miocene
Aelurodon asthenostylus
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Aelurodon : Aelurodon asthenostylus20.43 - 13.6 Ma
Miocene
Carpocyon compressus
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Carpocyon : Carpocyon compressus15.97 - 13.6 Ma
Miocene
Nortedelphys jasoni
species
Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Nortedelphys : Nortedelphys jasoni70.6 - 66 Ma
Late/Upper Cretaceous
Amphicyon ingens
species
Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : Amphicyon : Amphicyon ingens15.97 - 13.6 Ma
Miocene
Dromomeryx borealis
species
Animalia : Chordata : Mammalia : Artiodactyla : Palaeomerycidae : Dromomeryx : Dromomeryx borealis15.97 - 13.6 Ma
Miocene
Merycodus warreni
species
Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Merycodus : Merycodus warreni15.97 - 13.6 Ma
Miocene
Daphoenus vetus
species
Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : Daphoenus : Daphoenus vetus33.9 - 33.3 Ma
Oligocene
Monosaulax curtus
species
Animalia : Chordata : Mammalia : Rodentia : Castoridae : Monosaulax : Monosaulax curtus20.43 - 15.97 Ma
Miocene
Meniscoessus robustus
species
Animalia : Chordata : Mammalia : Multituberculata : Cimolomyidae : Meniscoessus : Meniscoessus robustus70.6 - 66 Ma
Late/Upper Cretaceous
Mesodma formosa
species
Animalia : Chordata : Mammalia : Multituberculata : Neoplagiaulacidae : Mesodma : Mesodma formosa70.6 - 66 Ma
Late/Upper Cretaceous
Merychippus coloradense
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Merychippus : Merychippus coloradense23.03 - 5.333 Ma
Miocene
Cormohipparion sphenodus
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Cormohipparion : Cormohipparion sphenodus20.43 - 13.6 Ma
Miocene
Hypohippus osborni
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Hypohippus : Hypohippus osborni23.03 - 5.333 Ma
Miocene
Leptauchenia major
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Leptauchenia : Leptauchenia major30.8 - 20.43 Ma
Cenozoic
Sespia nitida
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Sespia : Sespia nitida30.8 - 20.43 Ma
Cenozoic
Meniscoessus conquistus
species
Animalia : Chordata : Mammalia : Taeniolabididae : Meniscoessus : Meniscoessus conquistus70.6 - 66 Ma
Late/Upper Cretaceous
Merycodus minor
species
Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Merycodus : Merycodus minor15.97 - 13.6 Ma
Miocene
Pliohippus mirabilis
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Pliohippus : Pliohippus mirabilis23.03 - 5.333 Ma
Miocene
Ustatochoerus medius
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Ustatochoerus : Ustatochoerus medius15.97 - 13.6 Ma
Miocene
Mesogaulus paniensis
species
Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae : Mesogaulus : Mesogaulus paniensis20.43 - 15.97 Ma
Miocene
Parahippus pawniensis
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Parahippus : Parahippus pawniensis20.43 - 15.97 Ma
Miocene
Leptalestes cooki
species
Animalia : Chordata : Mammalia : Pediomyidae : Leptalestes : Leptalestes cooki70.6 - 66 Ma
Late/Upper Cretaceous
Merychippus sejunctus
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Merychippus : Merychippus sejunctus20.43 - 13.6 Ma
Miocene
Aletridelphys hatcheri
species
Animalia : Chordata : Mammalia : Pediomyidae : Aletridelphys : Aletridelphys hatcheri70.6 - 66 Ma
Late/Upper Cretaceous
Teleoceras medicornutum
species
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Teleoceras : Teleoceras medicornutum23.03 - 5.333 Ma
Miocene
Microtomarctus conferta
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Microtomarctus : Microtomarctus conferta20.43 - 13.6 Ma
Miocene
Tomarctus brevirostris
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Tomarctus : Tomarctus brevirostris20.43 - 13.6 Ma
Miocene
Trigonias osborni
species
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Trigonias : Trigonias osborni37.2 - 33.9 Ma
Paleogene
Ursavus pawniensis
species
Animalia : Chordata : Mammalia : Carnivora : Ursidae : Ursavus : Ursavus pawniensis23.03 - 5.333 Ma
Miocene
Brachychampsa montana
species
Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : Brachychampsa : Brachychampsa montana70.6 - 66 Ma
Late/Upper Cretaceous
Caudata
order
Animalia : Chordata : Amphibia : Caudata70.6 - 66 Ma
Late/Upper Cretaceous
Tyrannosaurus rex
species
Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Tyrannosaurus : Tyrannosaurus rex70.6 - 66 Ma
Late/Upper Cretaceous
Testudines
order
Animalia : Chordata : Reptilia : Testudines70.6 - 66 Ma
Late/Upper Cretaceous
Amia
genus
Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Amia70.6 - 66 Ma
Late/Upper Cretaceous
Sauria
suborder
Animalia : Chordata : Reptilia : Eosuchia : Sauria70.6 - 66 Ma
Late/Upper Cretaceous
Trionychinae
unranked clade
Animalia : Chordata : Reptilia : Testudines : Trionychidae : Trionychinae70.6 - 66 Ma
Late/Upper Cretaceous
Myledaphus bipartitus
species
Animalia : Chordata : Chondrichthyes : Myliobatiformes : Dasyatidae : Myledaphus : Myledaphus bipartitus70.6 - 66 Ma
Late/Upper Cretaceous
Teleostei
unranked clade
Animalia : Chordata : Actinopteri : Teleostei70.6 - 66 Ma
Late/Upper Cretaceous
Scapherpeton tectum
species
Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Scapherpeton : Scapherpeton tectum70.6 - 66 Ma
Late/Upper Cretaceous
Opisthotriton kayi
species
Animalia : Chordata : Osteichthyes : Proteida : Batrachosauroididae : Opisthotriton : Opisthotriton kayi70.6 - 66 Ma
Late/Upper Cretaceous
Odaxosaurus piger
species
Animalia : Chordata : Reptilia : Squamata : Anguidae : Odaxosaurus : Odaxosaurus piger70.6 - 66 Ma
Late/Upper Cretaceous
Compsemys victa
species
Animalia : Chordata : Reptilia : Testudines : Compsemydidae : Compsemys : Compsemys victa70.6 - 66 Ma
Late/Upper Cretaceous
Triceratops horridus
species
Animalia : Chordata : Ornithischia : Ceratopsidae : Triceratops : Triceratops horridus72.1 - 66 Ma
Late/Upper Cretaceous
Plesiobaena antiqua
species
Animalia : Chordata : Reptilia : Testudines : Baenidae : Plesiobaena : Plesiobaena antiqua72.1 - 66 Ma
Late/Upper Cretaceous
Squatirhina americana
species
Animalia : Chordata : Chondrichthyes : Orectolobiformes : Orectolobidae : Squatirhina : Squatirhina americana70.6 - 66 Ma
Late/Upper Cretaceous
Lonchidion selachos
species
Animalia : Chordata : Chondrichthyes : Hybodontiformes : Lonchidiidae : Lonchidion : Lonchidion selachos70.6 - 66 Ma
Late/Upper Cretaceous
Ischyrhiza avonicola
species
Animalia : Chordata : Chondrichthyes : Sclerorhynchiformes : Sclerorhynchidae : Ischyrhiza : Ischyrhiza avonicola70.6 - 66 Ma
Late/Upper Cretaceous
Lepisosteus occidentalis
species
Animalia : Chordata : Actinopteri : Lepisosteiformes : Lepisosteidae : Lepisosteus : Lepisosteus occidentalis70.6 - 66 Ma
Late/Upper Cretaceous
Albanerpeton nexuosus
species
Animalia : Chordata : Amphibia : Gymnophiona : Albanerpetontidae : Albanerpeton : Albanerpeton nexuosus70.6 - 66 Ma
Late/Upper Cretaceous
Lisserpeton bairdi
species
Animalia : Chordata : Osteichthyes : Caudata : Scapherpetontidae : Lisserpeton : Lisserpeton bairdi70.6 - 66 Ma
Late/Upper Cretaceous
Aciprion majus
species
Animalia : Chordata : Reptilia : Squamata : Iguanidae : Aciprion : Aciprion majus33.9 - 33.3 Ma
Oligocene
Parophisaurus pawneensis
species
Animalia : Chordata : Reptilia : Squamata : Anguidae : Parophisaurus : Parophisaurus pawneensis33.9 - 33.3 Ma
Oligocene
Zygolophodon
genus
Animalia : Chordata : Mammalia : Proboscidea : Mammutidae : Zygolophodon15.97 - 13.6 Ma
Miocene
Buteo fluviaticus
species
Animalia : Chordata : Aves : Accipitriformes : Accipitridae : Buteo : Buteo fluviaticus33.9 - 33.3 Ma
Oligocene
Chamopsiidae
family
Animalia : Chordata : Reptilia : Squamata : Chamopsiidae70.6 - 66 Ma
Late/Upper Cretaceous
Sphenodiscus pleurisepta
species
Animalia : Mollusca : Cephalopoda : Ammonitida : Sphenodiscidae : Sphenodiscus : Sphenodiscus pleurisepta70.6 - 66 Ma
Late/Upper Cretaceous
Lewyites oronensis
species
Animalia : Mollusca : Cephalopoda : Ammonitida : Diplomoceratidae : Lewyites : Lewyites oronensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Bathornis veredus
species
Animalia : Chordata : Reptilia : Dinosauria : Bathornithidae : Bathornis : Bathornis veredus37.2 - 33.9 Ma
Paleogene
Borealosuchus sternbergii
species
Animalia : Chordata : Reptilia : Crocodylia : Borealosuchus : Borealosuchus sternbergii70.6 - 66 Ma
Late/Upper Cretaceous
Coahuilites sheltoni
species
Animalia : Mollusca : Cephalopoda : Ammonoidea : Sphenodiscidae : Coahuilites : Coahuilites sheltoni70.6 - 66 Ma
Late/Upper Cretaceous
Hoploscaphites birkelundae
species
Animalia : Mollusca : Cephalopoda : Ammonitida : Scaphitidae : Hoploscaphites : Hoploscaphites birkelundae70.6 - 66 Ma
Late/Upper Cretaceous
Jeletzkytes dorfi
species
Animalia : Mollusca : Cephalopoda : Ammonoidea : Scaphitidae : Jeletzkytes : Jeletzkytes dorfi70.6 - 66 Ma
Late/Upper Cretaceous
Parikimys carpenteri
species
Animalia : Chordata : Mammalia : Neoplagiaulacidae : Parikimys : Parikimys carpenteri70.6 - 66 Ma
Late/Upper Cretaceous
Paressonodon nelsoni
species
Animalia : Chordata : Mammalia : Cimolomyidae : Paressonodon : Paressonodon nelsoni70.6 - 66 Ma
Late/Upper Cretaceous
Phalacrocorax mediterraneus
species
Animalia : Chordata : Aves : Suliformes : Phalacrocoracidae : Phalacrocorax : Phalacrocorax mediterraneus33.9 - 23.03 Ma
Cenozoic
Phasmagyps patritus
species
Animalia : Chordata : Aves : Accipitriformes : Cathartidae : Phasmagyps : Phasmagyps patritus37.2 - 33.9 Ma
Paleogene
Palaeogyps prodromus
species
Animalia : Chordata : Aves : Accipitriformes : Cathartidae : Palaeogyps : Palaeogyps prodromus37.2 - 33.9 Ma
Paleogene
Palaeocrex fax
species
Animalia : Chordata : Aves : Gruiformes : Rallidae : Palaeocrex : Palaeocrex fax37.2 - 33.9 Ma
Paleogene
Corydalites fecundum
species
Animalia : Arthropoda : Insecta : Megaloptera : Corydalidae : Corydalites : Corydalites fecundum70.6 - 66 Ma
Late/Upper Cretaceous
Pediomyidae
unranked clade
Animalia : Chordata : Mammalia : Pediomyidae70.6 - 66 Ma
Late/Upper Cretaceous
Cedrobaena brinkman
species
Animalia : Chordata : Reptilia : Testudines : Baenidae : Cedrobaena : Cedrobaena brinkman70.6 - 66 Ma
Late/Upper Cretaceous
Fossil LocalitiesClick to show 24 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Weld_County,_Colorado
Wikidata ID:Q94783
GeoNames ID:5583239

Localities in this Region

Other Regions, Features and Areas that Intersect


This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
 
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