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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Chalcedony from
Margaritas No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico


Locality type:Mine
Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Tyuyamunite1
Calcite1
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Margaritas No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico
Data Identifiers
Mindat Occurrence Record ID:1623972
Long-form Identifier:1:3:1623972:8
GUID (UUID V4):0
Nearest other occurrences of Chalcedony
51.2km (31.8 miles) ⓘLas Choyas, Aldama Municipality, Chihuahua, Mexico
53.4km (33.2 miles) ⓘEstacion Trancas, Aldama Municipality, Chihuahua, Mexico
References
Faudoa-Gómez, Fabián G., Fuentes-Cobas, Luis E., Esparza-Ponce, Hilda E., Canche-Tello, Jesús G., Reyes-Cortés, Ignacio A., Fuentes-Montero, Maria E., Eichert, Diane M., Rodríguez-Guerra, Yair, Montero-Cabrera, Maria-Elena (2024) Geological and Crystallochemical Characterization of the Margaritasite–Carnotite Mineral from the Uranium Region of Peña Blanca, Chihuahua, Mexico. Minerals, 14 (4). 431 doi:10.3390/min14040431
 
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