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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Sericite from
Alin Au deposit, Shuixie Cu–Co ore field, Yongping County, Dali, Yunnan, China


Locality type:Mine
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Alin Au deposit, Shuixie Cu–Co ore field, Yongping County, Dali, Yunnan, China
Data Identifiers
Mindat Occurrence Record ID:1691396
Long-form Identifier:1:3:1691396:3
GUID (UUID V4):0
Nearest other occurrences of Sericite
23.2km (14.4 miles) ⓘShuixie Mine, Shuixie Cu–Co ore field, Yongping County, Dali, Yunnan, China
50.5km (31.4 miles) ⓘShihuangchang Au-Sb-As deposit, Weishan County, Dali, Yunnan, China
52.4km (32.5 miles) ⓘSongshan Sn deposit, Lincang, Yunnan, China
60.9km (37.9 miles) ⓘHaobadi Sn deposit (Haobade Sn deposit), Changning County, Baoshan, Yunnan, China
70.8km (44.0 miles) ⓘTiechang Sn deposit (Yunlong Sn deposit), Lancang river valley (Lancangjiang valley; Mekong valley), Yunlong County, Dali, Yunnan, China
82.3km (51.1 miles) ⓘShuangmacao Au deposit, Machangqing Cu-Mo-Au ore field (Baoxingchang Cu-Mo-Au ore field), Midu County, Dali, Yunnan, China
85.5km (53.1 miles) ⓘBaoxingchang ore block, Machangqing Mine, Machangqing Cu-Mo-Au ore field (Baoxingchang Cu-Mo-Au ore field), Midu County, Dali, Yunnan, China
85.7km (53.2 miles) ⓘMachangqing Mine, Machangqing Cu-Mo-Au ore field (Baoxingchang Cu-Mo-Au ore field), Midu County, Dali, Yunnan, China
87.5km (54.4 miles) ⓘLuandongshan ore block, Machangqing Mine, Machangqing Cu-Mo-Au ore field (Baoxingchang Cu-Mo-Au ore field), Midu County, Dali, Yunnan, China
91.1km (56.6 miles) ⓘTongchangjie Cu deposit, Yun County, Lincang, Yunnan, China
References
Li, Guo; Xue, Chuan Dong; Feng, ZhiJun; Wang, Wei; Wei, AiYing (2025) In situ elemental and sulfur isotopic variations of Au-bearing iron–sulfides from the Alin Au deposit in the Shuixie Cu–Co Orefield, western Yunnan Province, SE Tibet: Insights into enrichment processes of invisible Au. Ore Geology Reviews, 178. doi:10.1016/j.oregeorev.2025.106477
 
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