This specimen of
quartz
has thin fractures filled with cyan blue stranskiite
Origin: Tsumeb Mine, Tsumeb, Namibia, Africa
Sample size: 2.3 x 1.3 x 1 cm (top), 2 x 1 x 0.5 cm (bottom)
Photo courtesy of:
Photo courtesy of:
John Veevaert, Trinity Mineral Co
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