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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Quartz from
Casa Montero, Vicálvaro, Madrid, Community of Madrid, Spain


Locality type:Pit
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Casa Montero, Vicálvaro, Madrid, Community of Madrid, Spain
Data Identifiers
Mindat Occurrence Record ID:958363
Long-form Identifier:1:3:958363:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
6.5km (4.0 miles) ⓘAlmodóvar Hill, Vicálvaro, Madrid, Community of Madrid, Spain
8.2km (5.1 miles) ⓘVallecas, Madrid, Community of Madrid, Spain
38.2km (23.7 miles) ⓘArroyo del Fortín Mine (Arroyo de Trofa Mine), Torrelodones, Community of Madrid, Spain
38.6km (24.0 miles) ⓘLas Cabañuelas Mine (El Canchal Mine), Hoyo de Manzanares, Community of Madrid, Spain
41.6km (25.9 miles) ⓘUnnamed pegmatite, Rancajales, San Pedro Massif, Soto del Real, Community of Madrid, Spain
44.2km (27.4 miles) ⓘCoto Nuevo quartz dyke, Galapagar, Community of Madrid, Spain
48.3km (30.0 miles) ⓘYuncos saponite deposit, Toledo, Castile-La Mancha, Spain
49.3km (30.7 miles) ⓘArroyo de la Yedra, Manzanares el Real, Community of Madrid, Spain
49.6km (30.8 miles) ⓘLos Alisos W Quarry (La Cabrera pluton), Valdemanco, Community of Madrid, Spain
50.5km (31.4 miles) ⓘEl Madroñal Quarry (La Cabrera pluton), Valdemanco, Community of Madrid, Spain
References
Bustillo, M. A. y Pérez, J. L. (2005). Características diferenciales y génesis de los niveles silíceos explotados en el yacimiento arqueológico de Casa Montero (Vicálvaro, Madrid). Geogaceta, 38, 243-246.
 
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