Japanese Twin Quartz Crystal
by Dr Juerg Alean
Title
Japanese Twin Quartz Crystal
Artist
Dr Juerg Alean
Medium
Photograph - Photograph
Description
Japanese twin quartz crystal. Japanese twins are a rare form of twin crystallization of the mineral quartz. They consist of two crystals joining at an exact angle of 84 degrees, 33 minutes. This specimen, about 2 centimetres across, is from the Peruvian Andes.
Uploaded
July 6th, 2016
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