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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Black Crook vein, Friday Mine, Westview Mining District (Willow Creek Mining District), Boise County, Idaho, USAi
Regional Level Types
Black Crook veinVein
Friday MineMine
Westview Mining District (Willow Creek Mining District)Mining District
Boise CountyCounty
IdahoState
USACountry

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Latitude & Longitude (WGS84):
43° 52' 26'' North , 116° 16' 25'' West
Latitude & Longitude (decimal):
43.87408,-116.27377
GeoHash:
G#: 9rv3d5h10
GRN:
N30W61
Type:
Vein
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Horseshoe Bend688 (2017)7.6km
Hidden Spring2,280 (2017)17.0km
Emmett6,604 (2017)18.1km
Eagle23,612 (2017)20.9km
Star7,797 (2017)26.8km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Idaho Gem Club, Inc.Boise, Idaho30km
Southeast Idaho Gem and Mineral SocietyBoise, Idaho30km
Owyhee Gem & Mineral SocietyCaldwell, Idaho41km
Mindat Locality ID:
45389
Long-form identifier:
mindat:1:2:45389:8
GUID (UUID V4):
0


Alteration: Mn Stains, Oxidized, Pyritized

Commodity: Some assays sho W a relatively large amount of silver

Rock formation(s): Idaho Batholith-Quartz Diorite


Ore(s): Fissure

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


4 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

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘvar. Manganese-bearing Calcite5.AB.05(Ca,Mn)CO3

List of minerals for each chemical element

CCarbon
Cⓘ CalciteCaCO3
Cⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Oⓘ QuartzSiO2
SiSilicon
Siⓘ QuartzSiO2
SSulfur
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
MnManganese
Mnⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
FeIron
Feⓘ PyriteFeS2
ZnZinc
Znⓘ SphaleriteZnS

Other Databases

Link to USGS MRDS:10070004

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

Lindgren, Waldemar, (1897), the Mining Districts of the Idaho Basin and the Boise Ridge, Idaho: USGS 18th Ann. Rept., Pt. Iii, P. 717
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