El Madroñal Quarry, Valdemanco, Community of Madrid, Spain
Fot. Juan Hernandez. Adquirida en Diciembre de 2007 (Adquired in December of 2007)
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Collection of Museo Geominero (Madrid). Specimen key 9696.
Collection of Museo Geominero (Madrid). Specimen key 9701.
Collection of Museo Geominero (Madrid). Specimen key 12007.
Collection of Museo Geominero (Madrid). Specimen key 9629.