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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Tetrahedrite Subgroup from
Everett Claim, Silverton, Silverton Mining District, Snohomish County, Washington, USA


Locality type:Claim
Classification
Species:'Tetrahedrite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)Sb4S12S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tetrahedrite Subgroup data
Locality Data:Click here to view Everett Claim, Silverton, Silverton Mining District, Snohomish County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:367180
Long-form Identifier:1:3:367180:1
GUID (UUID V4):0
Nearest other occurrences of Tetrahedrite Subgroup
2.3km (1.4 miles) ⓘ45 Mine, Williamson Creek, Sultan Mining District, Snohomish County, Washington, USA
3.1km (2.0 miles) ⓘBig Four Prospect, Silverton Mining District, Snohomish County, Washington, USA
4.9km (3.0 miles) ⓘEureka Claim, Silverton Mining District, Snohomish County, Washington, USA
5.2km (3.2 miles) ⓘSt. Louis and Jackson Mine, Deer Creek, Silverton Mining District, Snohomish County, Washington, USA
6.4km (4.0 miles) ⓘNew Seattle Prospect, Marten Creek, Silverton Mining District, Snohomish County, Washington, USA
7.1km (4.4 miles) ⓘConsolidated Prospect, Silverton Mining District, Snohomish County, Washington, USA
15.2km (9.5 miles) ⓘHard Pass Claim, Sultan Mining District, Snohomish County, Washington, USA
16.9km (10.5 miles) ⓘWhistler Prospect, Monte Cristo Mining District, Snohomish County, Washington, USA
17.0km (10.6 miles) ⓘGold Mountain Prospect, Gold Mountain, Darrington Mining District, Snohomish County, Washington, USA
18.4km (11.4 miles) ⓘMyrtle C Prospect, Gold Mountain, Darrington 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.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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