Cassiterite Repeated Twin
John Betts - Fine Minerals
Translucent twin crystal of Cassiterite with minor Quartz on the bottom. The
crystal appears black, but shows golden translucent areas around the
edges where light can pass through. The twin is a repeated twinning habit. Ex. Marcelle (1918-2003) & Charles (1917-2003) Weber.
Llallagua, Bustillos Province, Potosi Department, Bolivia
30 x 29 x 25 mm.