Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Coppermine Brook Mine, Franconia, Grafton County, New Hampshire, USAi
Regional Level Types
Coppermine Brook MineMine
FranconiaTown
Grafton CountyCounty
New HampshireState
USACountry

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Latitude & Longitude (WGS84):
44° 10' 37'' North , 71° 44' 53'' West
Latitude & Longitude (decimal):
44.17722,-71.74833
GRN:
N30W38
Type:
Mine
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Easton273 (2017)4.8km
Franconia984 (2017)5.5km
Sugar Hill600 (2017)5.9km
Deerfield4,315 (2017)12.0km
Bethlehem972 (2017)12.4km
Mindat Locality ID:
9273
Long-form identifier:
mindat:1:2:9273:2
GUID (UUID V4):
0
Other/historical names associated with this locality:
Franconia Copper Mine; Bridal Veil Falls Mine


A nineteenth-century mine on the western slope of Mount Kinsman.

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


12 valid minerals.

Detailed Mineral List:

ⓘ Arsenopyrite
Formula: FeAsS
ⓘ Arsenopyrite var. Danaite
Formula: (Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
ⓘ Azurite ?
Formula: Cu3(CO3)2(OH)2
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Ferrimolybdite ?
Formula: Fe2(MoO4)3 · nH2O
ⓘ Galena ?
Formula: PbS
ⓘ Malachite ?
Formula: Cu2(CO3)(OH)2
ⓘ Molybdenite ?
Formula: MoS2
ⓘ Molybdite ?
Formula: MoO3
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Siderite ?
Formula: FeCO3
ⓘ Sphalerite ?
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite ?2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGalena ?2.CD.10PbS
ⓘMolybdenite ?2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
ⓘvar. Danaite2.EB.20(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
ⓘMolybdite ?4.E0.10MoO3
Group 5 - Nitrates and Carbonates
ⓘSiderite ?5.AB.05FeCO3
ⓘAzurite ?5.BA.05Cu3(CO3)2(OH)2
ⓘMalachite ?5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘFerrimolybdite ?7.GB.30Fe2(MoO4)3 · nH2O

List of minerals for each chemical element

HHydrogen
Hⓘ AzuriteCu3(CO3)2(OH)2
Hⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Hⓘ MalachiteCu2(CO3)(OH)2
CCarbon
Cⓘ AzuriteCu3(CO3)2(OH)2
Cⓘ MalachiteCu2(CO3)(OH)2
Cⓘ SideriteFeCO3
OOxygen
Oⓘ AzuriteCu3(CO3)2(OH)2
Oⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MolybditeMoO3
Oⓘ QuartzSiO2
Oⓘ SideriteFeCO3
SiSilicon
Siⓘ QuartzSiO2
SSulfur
Sⓘ ArsenopyriteFeAsS
Sⓘ ChalcopyriteCuFeS2
Sⓘ GalenaPbS
Sⓘ MolybdeniteMoS2
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ Arsenopyrite var. Danaite(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
FeIron
Feⓘ ArsenopyriteFeAsS
Feⓘ ChalcopyriteCuFeS2
Feⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Feⓘ PyriteFeS2
Feⓘ SideriteFeCO3
Feⓘ Arsenopyrite var. Danaite(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
CoCobalt
Coⓘ Arsenopyrite var. Danaite(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
CuCopper
Cuⓘ AzuriteCu3(CO3)2(OH)2
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ MalachiteCu2(CO3)(OH)2
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
Asⓘ Arsenopyrite var. Danaite(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
MoMolybdenum
Moⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Moⓘ MolybdeniteMoS2
Moⓘ MolybditeMoO3
PbLead
Pbⓘ GalenaPbS

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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