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Rusty Gold Mine (Copper Blush occurrence), Jamestown Mining District, Boulder County, Colorado, USAi
Regional Level Types
Rusty Gold Mine (Copper Blush occurrence)Mine
Jamestown Mining DistrictMining District
Boulder CountyCounty
ColoradoState
USACountry

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PhotosMapsSearch
00451930017272060768996.jpg
Britholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
05234300017272060764668.jpg
Britholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
06996990017272060765464.jpg
Fluorbritholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
00451930017272060768996.jpg
Britholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
05234300017272060764668.jpg
Britholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
06996990017272060765464.jpg
Fluorbritholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
00451930017272060768996.jpg
Britholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
05234300017272060764668.jpg
Britholite-(Ce)

Rusty Gold Mine, Jamestown Mining District, Boulder County, Colorado, USA
Latitude & Longitude (WGS84):
40° 8' 20'' North , 105° 22' 8'' West
Latitude & Longitude (decimal):
40.13898,-105.36908
GeoHash:
G#: 9xjh670d6
GRN:
N27W59
Type:
Mine
Köppen climate type:
BSk : Cold semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Jamestown264 (2017)3.1km
Lazy Acres920 (2011)5.9km
Bark Ranch213 (2011)6.4km
Altona501 (2011)7.4km
Sunshine230 (2011)8.1km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Flatirons Mineral ClubBoulder, Colorado16km
Mile High Rock and Mineral SocietyArvada, Colorado44km
Mindat Locality ID:
30278
Long-form identifier:
mindat:1:2:30278:9
GUID (UUID V4):
0


A REE-U mine on 2 claims (Rusty Gold & Cerite).

Mineralization is a zoned pegmatite: border & wall zones: aplitic pegmatite; intermediate zone: thin, dark streak; core zone: cerite-epidote pegmatite.

Workings are comprised of trenches.

lat/long coordinates about 0.5 mi west of locality.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


13 valid minerals.

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Allanite-(Ce)
Formula: (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
ⓘ Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
ⓘ 'Bastnäsite'
Formula: (Ce/Nd/Y/REE)(CO3)F
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Britholite-(Ce)
Formula: (Ce,Ca)5(SiO4)3OH
ⓘ Cerite-(CeCa)
Formula: (Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ Fluorbritholite-(Ce)
Formula: (Ce,Ca)5(SiO4)3F
Description: (First confirmed occurrence in U.S.A.)
ⓘ Fluorite
Formula: CaF2
ⓘ 'Gadolinite'
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ 'Monazite Group'
Formula: REE(PO4)
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Pyrite
Formula: FeS2
ⓘ Törnebohmite-(Ce)
Formula: Ce2Al(SiO4)2(OH)
ⓘ Uraninite
Formula: UO2

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘUraninite4.DL.05UO2
Group 9 - Silicates
ⓘCerite-(CeCa)9.AG.20(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
ⓘTörnebohmite-(Ce)9.AG.45Ce2Al(SiO4)2(OH)
ⓘBritholite-(Ce)9.AH.25(Ce,Ca)5(SiO4)3OH
ⓘFluorbritholite-(Ce)9.AH.25(Ce,Ca)5(SiO4)3F
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘAllanite-(Ce)9.BG.05b(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
ⓘArfvedsonite9.DE.25[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Bastnäsite'-(Ce/Nd/Y/REE)(CO3)F
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Monazite Group'-REE(PO4)
ⓘ'Gadolinite'-

List of minerals for each chemical element

HHydrogen
Hⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Hⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Hⓘ Cerite-(CeCa)(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Törnebohmite-(Ce)Ce2Al(SiO4)2(OH)
CCarbon
Cⓘ Bastnäsite(Ce/Nd/Y/REE)(CO3)F
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Oⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Oⓘ Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Oⓘ Cerite-(CeCa)(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ Fluorbritholite-(Ce)(Ce,Ca)5(SiO4)3F
Oⓘ MicroclineK(AlSi3O8)
Oⓘ Monazite GroupREE(PO4)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ Törnebohmite-(Ce)Ce2Al(SiO4)2(OH)
Oⓘ UraniniteUO2
FFluorine
Fⓘ Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ Fluorbritholite-(Ce)(Ce,Ca)5(SiO4)3F
Fⓘ FluoriteCaF2
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ Cerite-(CeCa)(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Törnebohmite-(Ce)Ce2Al(SiO4)2(OH)
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Siⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Siⓘ Cerite-(CeCa)(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ Fluorbritholite-(Ce)(Ce,Ca)5(SiO4)3F
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ Törnebohmite-(Ce)Ce2Al(SiO4)2(OH)
PPhosphorus
Pⓘ Monazite GroupREE(PO4)
SSulfur
Sⓘ PyriteFeS2
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Caⓘ Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Caⓘ Cerite-(CeCa)(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ Fluorbritholite-(Ce)(Ce,Ca)5(SiO4)3F
Caⓘ FluoriteCaF2
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Feⓘ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ PyriteFeS2
YYttrium
Yⓘ Bastnäsite(Ce/Nd/Y/REE)(CO3)F
CeCerium
Ceⓘ Allanite-(Ce)(CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH)
Ceⓘ Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Ceⓘ Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ceⓘ Cerite-(CeCa)(Ce7Ca2)◻Mg(SiO4)3(SiO3OH)4(OH)3
Ceⓘ Fluorbritholite-(Ce)(Ce,Ca)5(SiO4)3F
Ceⓘ Törnebohmite-(Ce)Ce2Al(SiO4)2(OH)
NdNeodymium
Ndⓘ Bastnäsite(Ce/Nd/Y/REE)(CO3)F
UUranium
Uⓘ UraniniteUO2

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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.

References

USGS Professional Paper 227.
Meeves, H.; Harrer, C.M.; Salsbury, M.H.; Konselman, A.S; Shannon, S.S. Jnr. (1966) Reconnaissance of beryllium-bearing pegmatite deposits in six western states: Arizona, Colorado, New Mexico, South Dakota, Utah, and Wyoming. Bureau of Mines Information Circular 8298. United States Department of the Interior 34 pp.p.23 - (Table A-1)
Eckels, E. B. (1997) Minerals of Colorado
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