Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Nepheline from
Ichinome-gata, Tsuyama City, Okayama Prefecture, Japan


Locality type:Pipe
Classification
Species:Nepheline
Formula:Na3K(Al4Si4O16)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Nepheline data
Locality Data:Click here to view Ichinome-gata, Tsuyama City, Okayama Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:1530953
Long-form Identifier:1:3:1530953:4
GUID (UUID V4):0
Nearest other occurrences of Nepheline
12.6km (7.9 miles) ⓘKajikoyama-Sukumoyama, Tsuyama City, Okayama Prefecture, Japan
60.9km (37.8 miles) ⓘFuka mine, Fuka, Bitchū, Takahashi City, Okayama Prefecture, Japan
References
Chii, S., Fujii, T., & Kushiro, I. (1975). Finding of Breccia Containing Ultramafic Inclusions and Clinophroxene Megacrysts in Tsuyama, Western Japan. The Journal of the Geological Society of Japan, 81(8), 523-526.
 
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