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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Plagioclase from
Sangmoladong Ag-Sn deposit, Coqên Co. (Cuoqin Co.), Ngari, Tibet, China


Locality type:Deposit
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Sangmoladong Ag-Sn deposit, Coqên Co. (Cuoqin Co.), Ngari, Tibet, China
Data Identifiers
Mindat Occurrence Record ID:1886451
Long-form Identifier:1:3:1886451:9
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
7.1km (4.4 miles) ⓘNuocang skarn Pb-Zn polymetallic deposit, Coqên Co. (Cuoqin Co.), Ngari, Tibet, China
29.9km (18.6 miles) ⓘSMLD Sn polymetallic deposit, Coqên Co. (Cuoqin Co.), Ngari, Tibet, China
42.0km (26.1 miles) ⓘLuerma porphyry Cu deposit, Coqên Co. (Cuoqin Co.), Ngari, Tibet, China
74.2km (46.1 miles) ⓘDagejia tourmaline granite, Lake Dajiacuo, Saga County, Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
79.8km (49.6 miles) ⓘZhalong Cu-Zn deposit, Ngamring Co. (Angren Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
References
Chen, Hao; Chen, Xin; Zheng, Youye; Che, Xian; Lai, Yuanping; Huang, Xingkai; Gao, Shunbao; Pang, Bei (2026) Collision-related tin metallogeny: Insight from a new discovery of the volcanic-subvolcanic-hosted Sn deposit in the western Gangdese, Xizang. Geoscience Frontiers, 17 (2). doi:10.1016/j.gsf.2025.102216
 
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