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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Chalcopyrite from
Kidogasawa Mine, Nikko City, Tochigi Prefecture, Japan


Locality type:Mine
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Kidogasawa Mine, Nikko City, Tochigi Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:704155
Long-form Identifier:1:3:704155:6
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
22.3km (13.8 miles) ⓘKaso Mine, Kanuma City, Tochigi Prefecture, Japan
29.3km (18.2 miles) ⓘYaso Mine, Minamiaizu District, Fukushima Prefecture, Japan
29.5km (18.3 miles) ⓘAshio mine (Ashio copper mine), Ashio, Nikko City, Tochigi Prefecture, Japan
34.6km (21.5 miles) ⓘNebazawa mine, Katashina, Tone District, Gunma Prefecture, Japan
40.5km (25.2 miles) ⓘHagidaira mine, Seta, Midori City, Gunma Prefecture, Japan
62.5km (38.8 miles) ⓘTakatori mine, Shirosato-machi, Higashiibaraki District, Ibaraki Prefecture, Japan
67.1km (41.7 miles) ⓘNanetsu mine, Minamiuonuma City, Niigata Prefecture, Japan
68.7km (42.7 miles) ⓘKurosawa Mine, Minamiaizu District, Fukushima Prefecture, Japan
69.6km (43.2 miles) ⓘYokota Mine, Fukushima Prefecture, Japan
75.4km (46.9 miles) ⓘKaruizawa mine, Yanaizu Town, Kawanuma District, Fukushima Prefecture, Japan
References
Kamitani, M., Okumura, K., Teraoka, Y., Miyano, S., Watanabe, Y. (2007) Mineral Resources Map of East Asia, Geological Survey of Japan.
 
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