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Francisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USAi
Regional Level Types
Francisco Brothers QuarryQuarry
Great NotchUnincorporated Community
Little Falls TownshipTownship
Passaic CountyCounty
New JerseyState
USACountry

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Latitude & Longitude (WGS84):
40° 52' 18'' North , 74° 12' 28'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Little Falls10,688 (2017)0.3km
Woodland Park12,518 (2017)2.3km
Cedar Grove12,457 (2017)2.9km
Upper Montclair11,565 (2017)2.9km
Singac3,618 (2017)3.2km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
North Jersey Mineralogical Society, Inc.Paterson, New Jersey6km
New York Mineralogical ClubNew York, New York22km
Morris Museum Mineralogical SocietyMorristown, New Jersey24km
New Jersey Mineralogical Society, IncMountainside, New Jersey26km
New York Paleontological SocietyNYC, New York33km
Mindat Locality ID:
11230
Long-form identifier:
mindat:1:2:11230:8
GUID (UUID V4):
0
Other/historical names associated with this locality:
Francisco Quarry; Great Notch Quarry


The Francisco Brothers Quarry was a small pit in the Orange Mountain (First Watchung) basalt, which was operated by J. H. and S.G. Francisco, between 1905 and 1922. It was the southern most good exposure of the pillow lavas in the lower part of the second flow unit of the OMB. This horizon is known to extend from the reservoir in Cedar Grove, NJ, just south of the Francisco Brothers quarry and where there were some small exposures during its construction around 1902, to the Prospect Park Quarry. It is important not just for the mineral specimens that it produced but because it was a prime field location for the geologists of a century ago, who were studying the basalts.

During the period of the 1890’s and up to 1905 the Francisco brothers operated 2 quarries described as being adjacent to each other. These operations were discontinued by 1905 and the quarry that is mineralogically well known was begun. However, Fenner (1908) indicates that at least one of the older Francisco Brothers pits was also in pillow lava.

Most descriptions of the location of this quarry are vague saying only that it was “near the railroad station at Great notch”. As nearly as this author can determine the 1905 – 1922 operation was about 900 feet southwest of the station. It is now represented by a small pond in a small patch of woods, an isolated island in a sea of suburban sprawl. On some air photos, taken at the right season, the right angle and at the right time of day, one can discern what appears to be old quarry faces in the woods on the southeast side of the pond. This is almost certainly the place. The location of the earlier pit(s) discussed by Fenner (1908) is still unknown. They were probably very small and shallow and seem to have been completely erased by tract housing.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


33 valid minerals.

Rock Types Recorded

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
ⓘ 'Apophyllite Group'
Formula: AB4[Si8O22]X · 8H2O
ⓘ Aragonite
Formula: CaCO3
ⓘ Azurite
Formula: Cu3(CO3)2(OH)2
ⓘ Babingtonite
Formula: Ca2Fe2+Fe3+Si5O14(OH)
ⓘ Baryte
Formula: BaSO4
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
ⓘ 'Chabazite'
Habit: rhombohedra
Colour: white
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ 'Chlorite Group'
ⓘ Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
ⓘ Cuprite
Formula: Cu2O
ⓘ Datolite
Formula: CaB(SiO4)(OH)
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ 'Gmelinite Subgroup'
ⓘ Goethite
Formula: Fe3+O(OH)
ⓘ Greenockite
Formula: CdS
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ Gypsum var. Selenite
Formula: CaSO4 · 2H2O
ⓘ Hematite
Formula: Fe2O3
ⓘ 'Heulandite Subgroup'
Formula: (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
ⓘ Laumontite
Formula: CaAl2Si4O12 · 4H2O
ⓘ 'Limonite'
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Natrolite
Formula: Na2Al2Si3O10 · 2H2O
ⓘ Opal
Formula: SiO2 · nH2O
ⓘ Pectolite
Formula: NaCa2Si3O8(OH)
ⓘ Prehnite
Formula: Ca2Al2Si3O10(OH)2
ⓘ 'Pumpellyite Subgroup'
Formula: Ca2XAl2[Si2O6(OH)][SiO4](OH)2A
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrolusite
Formula: Mn4+O2
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Agate
Formula: SiO2
Description: Occurs in cavities in Watchung basalt.
ⓘ Quartz var. Amethyst
Formula: SiO2
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Quartz var. Milky Quartz
Formula: SiO2
ⓘ Quartz var. Rock Crystal
Formula: SiO2
ⓘ Quartz var. Smoky Quartz
Formula: SiO2
ⓘ Scolecite
Formula: CaAl2Si3O10 · 3H2O
ⓘ Sphalerite
Formula: ZnS
ⓘ Stevensite
Formula: (Ca,Na)xMg3-x(Si4O10)(OH)2
ⓘ 'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O
ⓘ Stilpnomelane
Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
ⓘ Thaumasite
Formula: Ca3(SO4)[Si(OH)6](CO3) · 12H2O
ⓘ Thomsonite-Ca
Formula: NaCa2[Al5Si5O20] · 6H2O

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGreenockite2.CB.45CdS
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
ⓘCuprite4.AA.10Cu2O
ⓘHematite4.CB.05Fe2O3
ⓘQuartz
var. Agate
4.DA.05SiO2
ⓘvar. Amethyst4.DA.05SiO2
ⓘvar. Chalcedony4.DA.05SiO2
ⓘ4.DA.05SiO2
ⓘvar. Smoky Quartz4.DA.05SiO2
ⓘvar. Rock Crystal4.DA.05SiO2
ⓘvar. Milky Quartz4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
ⓘPyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘAragonite5.AB.15CaCO3
ⓘAzurite5.BA.05Cu3(CO3)2(OH)2
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
ⓘGypsum7.CD.40CaSO4 · 2H2O
ⓘvar. Selenite7.CD.40CaSO4 · 2H2O
ⓘThaumasite7.DG.15Ca3(SO4)[Si(OH)6](CO3) · 12H2O
Group 9 - Silicates
ⓘDatolite9.AJ.20CaB(SiO4)(OH)
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘPectolite9.DG.05NaCa2Si3O8(OH)
ⓘBabingtonite9.DK.05Ca2Fe2+Fe3+Si5O14(OH)
ⓘPrehnite9.DP.20Ca2Al2Si3O10(OH)2
ⓘStevensite9.EC.45(Ca,Na)xMg3-x(Si4O10)(OH)2
ⓘChrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
ⓘStilpnomelane9.EG.40(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
ⓘAlbite9.FA.35Na(AlSi3O8)
ⓘNatrolite9.GA.05Na2Al2Si3O10 · 2H2O
ⓘScolecite9.GA.05CaAl2Si3O10 · 3H2O
ⓘThomsonite-Ca9.GA.10NaCa2[Al5Si5O20] · 6H2O
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
ⓘLaumontite9.GB.10CaAl2Si4O12 · 4H2O
Unclassified
ⓘ'Apophyllite Group'-AB4[Si8O22]X · 8H2O
ⓘ'Chabazite'-
ⓘ'Chlorite Group'-
ⓘ'Gmelinite Subgroup'-
ⓘ'Heulandite Subgroup'-(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
ⓘ'Limonite'-
ⓘ'Pumpellyite Subgroup'-Ca2XAl2[Si2O6(OH)][SiO4](OH)2A
ⓘ'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O

List of minerals for each chemical element

HHydrogen
Hⓘ AnalcimeNa(AlSi2O6) · H2O
Hⓘ Apophyllite GroupAB4[Si8O22]X · 8H2O
Hⓘ AzuriteCu3(CO3)2(OH)2
Hⓘ BabingtoniteCa2Fe2+Fe3+Si5O14(OH)
Hⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Hⓘ DatoliteCaB(SiO4)(OH)
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ GoethiteFe3+O(OH)
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Hⓘ LaumontiteCaAl2Si4O12 · 4H2O
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ NatroliteNa2Al2Si3O10 · 2H2O
Hⓘ OpalSiO2 · nH2O
Hⓘ PectoliteNaCa2Si3O8(OH)
Hⓘ PrehniteCa2Al2Si3O10(OH)2
Hⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Hⓘ ScoleciteCaAl2Si3O10 · 3H2O
Hⓘ Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2
Hⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Hⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Hⓘ ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Hⓘ Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Hⓘ Gypsum var. SeleniteCaSO4 · 2H2O
BBoron
Bⓘ DatoliteCaB(SiO4)(OH)
CCarbon
Cⓘ AragoniteCaCO3
Cⓘ AzuriteCu3(CO3)2(OH)2
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
Cⓘ ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
OOxygen
Oⓘ Quartz var. AgateSiO2
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Quartz var. AmethystSiO2
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ Apophyllite GroupAB4[Si8O22]X · 8H2O
Oⓘ AragoniteCaCO3
Oⓘ AzuriteCu3(CO3)2(OH)2
Oⓘ BabingtoniteCa2Fe2+Fe3+Si5O14(OH)
Oⓘ BaryteBaSO4
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Oⓘ CupriteCu2O
Oⓘ DatoliteCaB(SiO4)(OH)
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ GoethiteFe3+O(OH)
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ HematiteFe2O3
Oⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Oⓘ LaumontiteCaAl2Si4O12 · 4H2O
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ NatroliteNa2Al2Si3O10 · 2H2O
Oⓘ OpalSiO2 · nH2O
Oⓘ PectoliteNaCa2Si3O8(OH)
Oⓘ PrehniteCa2Al2Si3O10(OH)2
Oⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Oⓘ PyrolusiteMn4+O2
Oⓘ QuartzSiO2
Oⓘ ScoleciteCaAl2Si3O10 · 3H2O
Oⓘ Quartz var. Smoky QuartzSiO2
Oⓘ Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2
Oⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Oⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Oⓘ ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Oⓘ Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Oⓘ Gypsum var. SeleniteCaSO4 · 2H2O
Oⓘ Quartz var. Rock CrystalSiO2
Oⓘ Quartz var. Milky QuartzSiO2
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Naⓘ NatroliteNa2Al2Si3O10 · 2H2O
Naⓘ PectoliteNaCa2Si3O8(OH)
Naⓘ Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2
Naⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Naⓘ Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
MgMagnesium
Mgⓘ Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2
Mgⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Alⓘ LaumontiteCaAl2Si4O12 · 4H2O
Alⓘ NatroliteNa2Al2Si3O10 · 2H2O
Alⓘ PrehniteCa2Al2Si3O10(OH)2
Alⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Alⓘ ScoleciteCaAl2Si3O10 · 3H2O
Alⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Alⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Alⓘ Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
SiSilicon
Siⓘ Quartz var. AgateSiO2
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Quartz var. AmethystSiO2
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ Apophyllite GroupAB4[Si8O22]X · 8H2O
Siⓘ BabingtoniteCa2Fe2+Fe3+Si5O14(OH)
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Siⓘ DatoliteCaB(SiO4)(OH)
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Siⓘ LaumontiteCaAl2Si4O12 · 4H2O
Siⓘ NatroliteNa2Al2Si3O10 · 2H2O
Siⓘ OpalSiO2 · nH2O
Siⓘ PectoliteNaCa2Si3O8(OH)
Siⓘ PrehniteCa2Al2Si3O10(OH)2
Siⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Siⓘ QuartzSiO2
Siⓘ ScoleciteCaAl2Si3O10 · 3H2O
Siⓘ Quartz var. Smoky QuartzSiO2
Siⓘ Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2
Siⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Siⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Siⓘ ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Siⓘ Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Siⓘ Quartz var. Rock CrystalSiO2
Siⓘ Quartz var. Milky QuartzSiO2
SSulfur
Sⓘ BaryteBaSO4
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ GreenockiteCdS
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Sⓘ Gypsum var. SeleniteCaSO4 · 2H2O
KPotassium
Kⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Kⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
CaCalcium
Caⓘ AragoniteCaCO3
Caⓘ BabingtoniteCa2Fe2+Fe3+Si5O14(OH)
Caⓘ CalciteCaCO3
Caⓘ DatoliteCaB(SiO4)(OH)
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ GypsumCaSO4 · 2H2O
Caⓘ Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Caⓘ LaumontiteCaAl2Si4O12 · 4H2O
Caⓘ PectoliteNaCa2Si3O8(OH)
Caⓘ PrehniteCa2Al2Si3O10(OH)2
Caⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Caⓘ ScoleciteCaAl2Si3O10 · 3H2O
Caⓘ Stevensite(Ca,Na)xMg3-x(Si4O10)(OH)2
Caⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Caⓘ ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2O
Caⓘ Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Caⓘ Gypsum var. SeleniteCaSO4 · 2H2O
MnManganese
Mnⓘ PyrolusiteMn4+O2
FeIron
Feⓘ BabingtoniteCa2Fe2+Fe3+Si5O14(OH)
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ GoethiteFe3+O(OH)
Feⓘ HematiteFe2O3
Feⓘ PyriteFeS2
Feⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
CuCopper
Cuⓘ AzuriteCu3(CO3)2(OH)2
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuⓘ CupriteCu2O
Cuⓘ MalachiteCu2(CO3)(OH)2
ZnZinc
Znⓘ SphaleriteZnS
CdCadmium
Cdⓘ GreenockiteCdS
BaBarium
Baⓘ BaryteBaSO4

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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