Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Riebeckite from
Kyeongju Namsan, Gyeongju City, North Gyeongsang Province, South Korea


Locality type:Intrusion
Classification
Species:Riebeckite
Formula:◻Na2(Fe32+Fe23+)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Riebeckite data
Locality Data:Click here to view Kyeongju Namsan, Gyeongju City, North Gyeongsang Province, South Korea
Data Identifiers
Mindat Occurrence Record ID:1348191
Long-form Identifier:1:3:1348191:3
GUID (UUID V4):0
Nearest other occurrences of Riebeckite
11.1km (6.9 miles) ⓘGigye-Gyeongju granite, Gyeongju City, North Gyeongsang Province, South Korea
References
Lee, M. J., Lee, J. I., & Lee, M. S. (1995). Mineralogy and major element geochemistry of A-type alkali granite in the Kyeongju area, Korea. ?????, 31(6), 583-607.
 
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