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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Polybasite from
Potosí Mine, Francisco Portillo, West Camp, Santa Eulalia Mining District, Aquiles Serdán Municipality, Chihuahua, Mexico


Locality type:Mine
Classification
Species:Polybasite
Formula:[Ag6Sb2S7][Ag9CuS4]
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified, XRD
Ion Microprobe
Data
Mineral Data:Click here to view Polybasite data
Locality Data:Click here to view Potosí Mine, Francisco Portillo, West Camp, Santa Eulalia Mining District, Aquiles Serdán Municipality, Chihuahua, Mexico
Data Identifiers
Mindat Occurrence Record ID:840015
Long-form Identifier:1:3:840015:4
GUID (UUID V4):0
Nearest other occurrences of Polybasite
91.5km (56.9 miles) ⓘNaica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
References
Megaw, Peter (2023) Personal Communication.
 
and/or  
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