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
Tosakubo mine, Kami City, Kochi Prefecture, Japan


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Tosakubo mine, Kami City, Kochi Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:667346
Long-form Identifier:1:3:667346:8
GUID (UUID V4):0
Nearest other occurrences of Quartz
26.7km (16.6 miles) ⓘNirou mine (Niro mine), Naka District, Tokushima Prefecture, Japan
30.5km (18.9 miles) ⓘAnanai mine, Nankoku city, Kochi Prefecture, Japan
39.4km (24.5 miles) ⓘSazare mine, Shikokuchuo City, Ehime Prefecture, Japan
44.2km (27.5 miles) ⓘShirataki Mine, Okawa-mura, Tosa District, Kochi Prefecture, Japan
50.7km (31.5 miles) ⓘUrayama River, Shikokuchuo City, Ehime Prefecture, Japan
52.5km (32.6 miles) ⓘIkadazu mine (Ikadatsu mine), Ikadazu, Niihama City, Ehime Prefecture, Japan
55.6km (34.6 miles) ⓘKamoyama mine, Ino, Agawa District, Kochi Prefecture, Japan
58.5km (36.4 miles) ⓘIchiba River, Niihama City, Ehime Prefecture, Japan
59.1km (36.7 miles) ⓘBesshi mine (Bessi mine), Besshi, Niihama City, Ehime Prefecture, Japan
59.8km (37.2 miles) ⓘBizan (Otakiyama), Tokushima City, Tokushima Prefecture, Japan
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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