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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Actinolite from
Nueva Vizcaya Mine, Burguillos del Cerro, Badajoz, Extremadura, Spain


Locality type:Mine
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Comments:Common in the skarn deposits, as late-stage minerals replacing pyroxene.
Habit:Large prismatic to acicular crystals to 2cm
Colour:Dark green
Abundance at site:Common
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
SEM-EDS
Associated Minerals Based on Photo Data:
Magnetite2
Epidote1
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Nueva Vizcaya Mine, Burguillos del Cerro, Badajoz, Extremadura, Spain
Data Identifiers
Mindat Occurrence Record ID:194207
Long-form Identifier:1:3:194207:1
GUID (UUID V4):0
References
Borja Sainz de Baranda, Tánago, José González del (2002) The Nueva Vizcaya Mine, Burguillos Del Cerro, Badajoz, Spain. The Mineralogical Record, 33 (6). 489-500pp.498-498
 
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