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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Montmorillonite from
Shanggong Mine, Luoning County, Luoyang, Henan, China


Locality type:Mine
Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Shanggong Mine, Luoning County, Luoyang, Henan, China
Data Identifiers
Mindat Occurrence Record ID:1489934
Long-form Identifier:1:3:1489934:0
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
28.5km (17.7 miles) ⓘXiaonangou Au deposit, Dongwan gold field, Song County, Luoyang, Henan, China
43.6km (27.1 miles) ⓘZhifang Mo deposit, Song County, Luoyang, Henan, China
49.9km (31.0 miles) ⓘDazhuanggou Mo deposit, Song County, Luoyang, Henan, China
References
Meng, L., Lan, C., Zhan, Q., Wu, Q., & Zhao, T. (2022). Origin of the Shanggong Gold Deposit, the Southern Margin of the North China Craton: Constraints from Rb-Sr ages of Sericite, and Trace elements and Sulfur Isotope of Pyrite. Ore Geology Reviews, 104728.
 
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