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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Coesite from
Orebody 31 (Chromite deposit 31), Luobusha Mine ("Luobusa" Mine), Luobusha ophiolite ("Luobusa ophiolite"), Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China


Locality type:Mine
Classification
Species:Coesite
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Coesite data
Locality Data:Click here to view Orebody 31 (Chromite deposit 31), Luobusha Mine ("Luobusa" Mine), Luobusha ophiolite ("Luobusa ophiolite"), Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
Data Identifiers
Mindat Occurrence Record ID:906635
Long-form Identifier:1:3:906635:9
GUID (UUID V4):0
Nearest other occurrences of Coesite
11.6km (7.2 miles) ⓘLuobusha ophiolite ("Luobusa ophiolite"), Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
References
Dobrzhinetskaya, L. F., Wirth, R., Yang, J., Green, H. W., Hutcheon, I. D., Weber, P. K., Grew, E. S. (2014) Qingsongite, natural cubic boron nitride: The first boron mineral from the Earth's mantle. American Mineralogist, 99 (4) 764-772 doi:10.2138/am.2014.4714
Xiong, Fahui; Mugnaioli, Enrico; Xu, Xiangzhen; Yang, Jingsui; Wirth, Richard; Franke, Peter; Grew, Edward S. (2025) Maurogemmiite, Ti10Fe3O3 and paulrobinsonite, Ti8Fe4O2: new minerals in a coesite-bearing fragment from the Luobosa ophiolite, Tibet, China. Mineralogical Magazine, 1-52 doi:10.1180/mgm.2025.10169
 
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