dbar QUARTZ, Level 12, San Antonio El Grande Mine, San Antonio, Chihuahua, Mexico, 5 x 5 x 5 cm | |
Here is a beautiful cluster of undamaged Quartz. The backs have some minute black minerals slightly peppered on the Quartz and one small octahedral lustrous black crystal that was not mentioned on the label. It resembles Magnetite or Anatase. ex Dan Belcher collection. |