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Rock crystal
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Rock crystal — specimen 0762, photo © NMNHS
Rock crystal
—
specimen 0762
Origin
Europe
Bulgaria, Smolyan, Madan, Krushev Dol Pb-Zn deposit, 41.44577°N 24.93477°E
Data
Weight:
0.46 ct;
size:
5.15 | 5.13 | 3.44 mm;
shape:
octagon;
colour:
colourless;
clarity:
slightly included;
cut:
excellent;
treatment:
none.
Notes
Slightly included specimen; design ‘Petal’ by Glenn & Martha Vargas, excellent cut by Tan Pen.
Other specimens
More specimens
More information from ‘Classification’
Rock crystal
A transparent colourless variety of quartz.
Gemmology — gemstones
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