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
Roosevelt Mine, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA


Locality type:Mine
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Roosevelt Mine, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:110856
Long-form Identifier:1:3:110856:9
GUID (UUID V4):0
Nearest other occurrences of Epidote
0.6km (0.4 miles) ⓘGold Axe Mine, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
0.9km (0.6 miles) ⓘBuckhorn Mine, Southwest Zone and Gold Bowl (Crown Jewel) Zone, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
0.9km (0.6 miles) ⓘNumber Nine Claim, Myer Creek Mining District, Okanogan County, Washington, USA
1.0km (0.6 miles) ⓘCopper Queen Claim, Myer Creek Mining District, Okanogan County, Washington, USA
1.1km (0.7 miles) ⓘMonterey Prospect, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
1.5km (0.9 miles) ⓘWestern Star Mine, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
1.6km (1.0 miles) ⓘMagnetic Mine, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
1.6km (1.0 miles) ⓘAztec Claim, Myer Creek Mining District, Okanogan County, Washington, USA
2.1km (1.3 miles) ⓘRainbow Prospect, Buckhorn Mountain, Myer Creek Mining District, Okanogan County, Washington, USA
14.4km (8.9 miles) ⓘOld Nick nickel deposit, Bridesville, Greenwood Mining Division, British Columbia, Canada
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.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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