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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Andalusite from
Blackdome Peak, Shoshone County, Idaho, USA


Locality type:Peak
Classification
Species:Andalusite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Andalusite data
Locality Data:Click here to view Blackdome Peak, Shoshone County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:216681
Long-form Identifier:1:3:216681:0
GUID (UUID V4):0
Nearest other occurrences of Andalusite
1.3km (0.8 miles) ⓘBlackdome occurrence, Goat Mountain Mining District, Shoshone County, Idaho, USA
2.5km (1.6 miles) ⓘGoat Mountain, Shoshone County, Idaho, USA
5.1km (3.1 miles) ⓘMonumental Ridge Kyanite Deposit, Sliderock Mining District, Shoshone County, Idaho, USA
12.8km (8.0 miles) ⓘBoehls Butte Kyanite prospect, Goat Mountain Mining District, Clearwater County, Idaho, USA
13.0km (8.1 miles) ⓘSmith Ridge Kyanite deposit, Dworshak Reservoir area, Clearwater County, Idaho, USA
27.5km (17.1 miles) ⓘPeggy Peak, Shoshone County, Idaho, USA
42.3km (26.3 miles) ⓘSnake Creek placer, Pierce City Mining District (Placer Mining District), Clearwater County, Idaho, USA
88.7km (55.1 miles) ⓘWoodrat Mountain Kyanite Prospect, Woodrat Mountain Mining District, Idaho County, Idaho, USA
References
Ream, Lanny R. (1995) Idaho: Mineral Locality Index. Rocks & Minerals, 70 (4) 242-263 doi:10.1080/00357529.1995.9926628
 
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