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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Propylite from
Guocheng Au deposit (Tudui-Shawang Au deposit), Haiyang City, Yantai, Shandong, China


Locality type:Deposit
Classification
Type:Propylite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Propylite data
Locality Data:Click here to view Guocheng Au deposit (Tudui-Shawang Au deposit), Haiyang City, Yantai, Shandong, China
Data Identifiers
Mindat Occurrence Record ID:1989876
Long-form Identifier:1:3:1989876:2
GUID (UUID V4):0
References
Zhang, Guoqing; Wang, Gongwen; Peng, Qingming; Liu, Kun; Chen, Yuchang; Cao, Yi (2026) Drill-Core SWIR-Based 3D Alteration Modeling and Machine Learning for Gold Prospectivity Prediction at the Tudui–Shawang Gold Deposit, Jiaodong Peninsula. Minerals, 16 (8). doi:10.3390/min16080855
 
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