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
Aguablanca Mine (Agua Blanca Mine), Monesterio, Badajoz, Extremadura, Spain


Locality type:Mine
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Aguablanca Mine (Agua Blanca Mine), Monesterio, Badajoz, Extremadura, Spain
Data Identifiers
Mindat Occurrence Record ID:548833
Long-form Identifier:1:3:548833:9
GUID (UUID V4):0
Nearest other occurrences of Actinolite
56.5km (35.1 miles) ⓘLa Judia Mine, Burguillos del Cerro, Badajoz, Extremadura, Spain
97.7km (60.7 miles) ⓘPreguiça Mine, Sobral da Adiça, Moura, Beja, Portugal
References
Ortega, L.; Lunar, R.; Garcia-Palomero, F.; Moreno, T.; Martin-Estevez, J. R.; Prichard, H. M.; Fisher, P. C. (2004) The Aguablanca Ni-Cu-PGE deposit, southwestern Iberia: magmatic ore-forming processes and retrograde evolution. The Canadian Mineralogist, 42 (2). 325-350 doi:10.2113/gscanmin.42.2.325
Tornos, Fernando, Galindo, Carmen, Casquet, César, Rodríguez Pevida, Luis, Martínez, César, Martínez, Enrique, Velasco, Francisco, Iriondo, Alexander (2006) The Aguablanca Ni–(Cu) sulfide deposit, SW Spain: geologic and geochemical controls and the relationship with a midcrustal layered mafic complex. Mineralium Deposita, 41 (8) 737-769 doi:10.1007/s00126-006-0090-6
Suárez, S., Nieto, F., Velasco, F., & Martín, F. J. (2011). Serpentine and chlorite as effective Ni-Cu sinks during weathering of the Aguablanca sulphide deposit (SW Spain). TEM evidence for metal-retention mechanisms in sheet silicates. European Journal of Mineralogy, 23(2), 179-196.
Piña, R., Gervilla, F., Barnes, S.-J., Ortega, L., Lunar, R. (2012) Distribution of platinum-group and chalcophile elements in the Aguablanca Ni–Cu sulfide deposit (SW Spain): Evidence from a LA-ICP-MS study. Chemical Geology, 302-303. 61-75 doi:10.1016/j.chemgeo.2011.02.010
 
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