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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Hornfels from
Erdaodianzi Au-(Ag-Cu) deposit, Huadian City, Jilin, Jilin, China


Locality type:Deposit
Classification
Type:Hornfels
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hornfels data
Locality Data:Click here to view Erdaodianzi Au-(Ag-Cu) deposit, Huadian City, Jilin, Jilin, China
Data Identifiers
Mindat Occurrence Record ID:1984992
Long-form Identifier:1:3:1984992:4
GUID (UUID V4):0
Nearest other occurrences of Hornfels
78.2km (48.6 miles) ⓘDaheishan Mo-Cu deposit, Yongji County, Jilin, Jilin, China
References
Chen, Si-tong; Xu, Wen-liang; Yang, Qun; Ren, Yun-sheng; Peng, Xiao-lei; Li, Chan; Liu, Tian-ci; Wang, Bin; Xu, Wen-tan; Shang, Qing-qing; et al. (2026) Ore genesis of lode gold deposit in the Paleozoic metamorphic rocks in the northern margin of the North China Craton: A case study of the Erdaodianzi gold deposit in Jilin Province. Ore Geology Reviews, 196. p.107478. doi:10.1016/j.oregeorev.2026.107478
 
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