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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Epidote from
Hardscrabble Creek, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA


Locality type:Creek
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Habit:sheaf-like sprays to .5"
Colour:brilliant dark green
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Hardscrabble Creek, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:96269
Long-form Identifier:1:3:96269:4
GUID (UUID V4):0
Nearest other occurrences of Epidote
1.8km (1.1 miles) ⓘSpruce Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
2.0km (1.2 miles) ⓘCondor-Hemlock Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
2.7km (1.7 miles) ⓘPuffball claim, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
9.2km (5.7 miles) ⓘGuye Mine, Snoqualmie Mining District, King County, Washington, USA
10.7km (6.7 miles) ⓘChair Peak Skarn, Snoqualmie Mining District, King County, Washington, USA
11.0km (6.8 miles) ⓘChair Peak Lake, Snoqualmie Mining District, King County, Washington, USA
11.0km (6.8 miles) ⓘLittle Kachess Lake Claim, Mineral Creek, Kittitas County, Washington, USA
12.1km (7.5 miles) ⓘDenny Gulch, Denny Mountain, Snoqualmie Mining District, King County, Washington, USA
12.4km (7.7 miles) ⓘMount Roosevelt, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
14.6km (9.1 miles) ⓘGranite Mountain, King County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.p.85
 
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