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
Mt Takanawa (Takanawa-yama), Matsuyama City, Ehime Prefecture, Japan


Locality type:Mountain
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Mt Takanawa (Takanawa-yama), Matsuyama City, Ehime Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:861966
Long-form Identifier:1:3:861966:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
21.5km (13.4 miles) ⓘMategata, Namikata-cho, Imabari City, Ehime Prefecture, Japan
34.4km (21.4 miles) ⓘIchinokawa Mine, Saijo City, Ehime Prefecture, Japan
43.7km (27.2 miles) ⓘBesshi mine (Bessi mine), Besshi, Niihama City, Ehime Prefecture, Japan
45.2km (28.1 miles) ⓘIchiba River, Niihama City, Ehime Prefecture, Japan
46.5km (28.9 miles) ⓘMount Kuresaka, Iwagi Island, Ochi District, Ehime Prefecture, Japan
50.0km (31.1 miles) ⓘOhkuki mine (Okuki deposit), Kita District, Ehime Prefecture, Japan
50.5km (31.3 miles) ⓘMt Kannan, Ouzu City, Ehime Prefecture, Japan
50.5km (31.4 miles) ⓘIkadazu mine (Ikadatsu mine), Ikadazu, Niihama City, Ehime Prefecture, Japan
50.7km (31.5 miles) ⓘKanogawa unit outcrop, Kawabecho Uematsu, Hijikawa district, Ouzu City, Ehime Prefecture, Japan
50.9km (31.6 miles) ⓘKamisugai mine, Ouzu City, Ehime Prefecture, Japan
References
Nishio-Hamane, Daisuke, Minakawa, Tetsuo, Ohgoshi, Yukikazu (2013) Takanawaite-(Y), a new mineral of the M-type polymorph with Y(Ta,Nb)O4 from Takanawa Mountain, Ehime Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 108 (6) 335-344 doi:10.2465/jmps.120513a
 
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