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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Sphalerite from
Gray Mare Claim, Whitehorse Mountain, Darrington Mining District, Snohomish County, Washington, USA


Locality type:Claim
Classification
Species:Sphalerite
Formula:ZnS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sphalerite data
Locality Data:Click here to view Gray Mare Claim, Whitehorse Mountain, Darrington Mining District, Snohomish County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:420652
Long-form Identifier:1:3:420652:1
GUID (UUID V4):0
Nearest other occurrences of Sphalerite
0.4km (0.3 miles) ⓘFeldt Prospect, Whitehorse Mountain, Darrington Mining District, Snohomish County, Washington, USA
1.1km (0.7 miles) ⓘWhitehorse Mountain, Darrington Mining District, Snohomish County, Washington, USA
1.7km (1.0 miles) ⓘSunrise Prospect, Whitehorse Mountain, Darrington Mining District, Snohomish County, Washington, USA
4.8km (3.0 miles) ⓘNesta Prospect, Darrington Mining District, Snohomish County, Washington, USA
9.0km (5.6 miles) ⓘGold Mountain Prospect, Gold Mountain, Darrington Mining District, Snohomish County, Washington, USA
15.0km (9.3 miles) ⓘSilver Coin claim, Marten Creek, Silverton Mining District, Snohomish County, Washington, USA
20.5km (12.7 miles) ⓘHoodoo Mine, Silverton Mining District, Snohomish County, Washington, USA
22.0km (13.7 miles) ⓘ45 Mine, Williamson Creek, Sultan Mining District, Snohomish County, Washington, USA
23.6km (14.6 miles) ⓘSilver Horseshoe Prospect, Williamson Creek, Sultan Mining District, Snohomish County, Washington, USA
23.7km (14.7 miles) ⓘMilwaukee Prospect, Silverton Mining District, Snohomish County, Washington, USA
References
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.p.35
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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