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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Slate from
Tiechang Sn deposit (Yunlong Sn deposit), Lancang river valley (Lancangjiang valley; Mekong valley), Yunlong County, Dali, Yunnan, China


Locality type:Deposit
Classification
Type:Slate
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Slate data
Locality Data:Click here to view Tiechang Sn deposit (Yunlong Sn deposit), Lancang river valley (Lancangjiang valley; Mekong valley), Yunlong County, Dali, Yunnan, China
Data Identifiers
Mindat Occurrence Record ID:1970781
Long-form Identifier:1:3:1970781:3
GUID (UUID V4):0
Nearest other occurrences of Slate
15.9km (9.9 miles) ⓘHetaoping Pb-Zn deposit, Longyang District, Baoshan, Yunnan, China
20.0km (12.4 miles) ⓘJinchanghe Mine, Longyang District, Baoshan, Yunnan, China
72.5km (45.0 miles) ⓘGudong Sn deposit, Tengchong Sn belt, Tengchong County, Baoshan, Yunnan, China
75.4km (46.9 miles) ⓘXiaolonghe Sn deposit, Tengchong Sn belt, Tengchong County, Baoshan, Yunnan, China
77.5km (48.2 miles) ⓘDasongpo Sn deposit, Tengchong Sn belt, Tengchong County, Baoshan, Yunnan, China
92.7km (57.6 miles) ⓘJinman Cu deposit, Lanping County, Nujiang, Yunnan, China
References
Jiao, Qianqian; Wang, Zechuan; Li, Wenchang; Luo, Yitian; Tang, Faming; Cheng, Jialong; Miao, Fajin (2026) In Situ Trace Element and S-Pb Isotope Characteristics of Pyrite from the Shiganghe W-Sn and Tiechang Sn Deposits in Western Yunnan Province, China. Minerals, 16 (7). doi:10.3390/min16070690
 
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