Nesquehonite

Glassy tiny crystals on saguaro cactus remains. X rayed by dr.L.Garvi
Origin: South Maricopa, Maricopa Co., Arizona, USA
Sample size: 2 x 4 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Origin: Ferrières, Tarn, Midi-Pyrénées, France
Ex. Polak collection
Sample size: 6 x 3 x 1 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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