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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Quartz from
Yugawara Hot Spring, Yugawara, Ashigarashimo District, Kanagawa Prefecture, Japan


Locality type:Hot Springs
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Yugawara Hot Spring, Yugawara, Ashigarashimo District, Kanagawa Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:66032
Long-form Identifier:1:3:66032:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.1km (0.7 miles) ⓘOkuyugawara, Yugawara, Ashigarashimo District, Kanagawa Prefecture, Japan
33.4km (20.8 miles) ⓘYugashima mine, Amagi-Yugashima, Shizuoka Prefecture, Japan
35.7km (22.2 miles) ⓘSeikoshi mine, Izu City, Shizuoka Prefecture, Japan
36.0km (22.4 miles) ⓘMochikoshi mine, Amagi-Yugashima, Shizuoka Prefecture, Japan
37.0km (23.0 miles) ⓘToi mine, Izu City, Shizuoka Prefecture, Japan
39.3km (24.4 miles) ⓘFuji river alluvials (Fujikawa bridge), Fujikawa-cho, Fuji City, Shizuoka Prefecture, Japan
44.7km (27.8 miles) ⓘMine hot springs (Odoriko-onsen), Kawazu, Kamo district, Shizuoka Prefecture, Japan
47.1km (29.3 miles) ⓘYanda, Kawazu, Kamo district, Shizuoka Prefecture, Japan
48.0km (29.8 miles) ⓘNawaji mine, Kawazu, Kamo district, Shizuoka Prefecture, Japan
50.6km (31.4 miles) ⓘBeach gravels, Nishiizu, Kamo district, Shizuoka Prefecture, Japan
References
Petrov, Alfredo (n.d.) Personal Communication.
 
and/or  
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