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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Augite from
Jordan Creek Placer, Yankee Fork Mining District, Custer County, Idaho, USA


Locality type:Placer
Classification
Species:Augite
Formula:(CaxMgyFez)(Mgy1Fez1)Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Augite data
Locality Data:Click here to view Jordan Creek Placer, Yankee Fork Mining District, Custer County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:448263
Long-form Identifier:1:3:448263:5
GUID (UUID V4):0
Nearest other occurrences of Augite
14.6km (9.1 miles) ⓘCentauras Workings Placer, Robinson Bar Mining District, Custer County, Idaho, USA
15.4km (9.6 miles) ⓘThe Great Centennial Placer, Robinson Bar Mining District, Custer County, Idaho, USA
52.0km (32.3 miles) ⓘRat's Nest claim, Custer County, Idaho, USA
69.6km (43.2 miles) ⓘBasin Group Prospect (Alta Copper), Alta Mining District (Alto Mining District; Wildhorse Mining District), Custer County, Idaho, USA
73.6km (45.8 miles) ⓘPhi Kappa Mine, Phi Kappa Canyon, Alta Mining District (Alto Mining District; Wildhorse Mining District), Custer County, Idaho, USA
85.2km (53.0 miles) ⓘStarlight Mine, Elkhorn Gulch, Warm Springs Mining District (Warm Springs Creek Mining District), Blaine County, Idaho, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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