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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Fayalite-Forsterite Series from
Chaves meteorite, Vilarelho da Raia, Vilarelho da Raia, Chaves, Vila Real, Portugal


Locality type:Meteorite Fall Location
Classification
Species:'Fayalite-Forsterite Series' (not an IMA approved species)
Comments:In trace amounts only. Prinz et al., (1980) are the only authors in the references to report olivine. Both Monteiro and Mason et al. specifically noted the apparent absence of olivine in their samples.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fayalite-Forsterite Series data
Locality Data:Click here to view Chaves meteorite, Vilarelho da Raia, Vilarelho da Raia, Chaves, Vila Real, Portugal
Data Identifiers
Mindat Occurrence Record ID:908587
Long-form Identifier:1:3:908587:9
GUID (UUID V4):0
References
Prinz, M., Nehru, C. E., Delaney, J. S., Harlow, G. E. & Bedell, R. L. (1980) Modal studies of mesosiderites and related achondrites, including the new mesosiderite ALHA 77219. Proceedings of the Lunar and Planetary Science Conference XI: 1055-1071.
 
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