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Petalite — specimen 0425, photo © NMNHS
Petalite
—
specimen 0425
Origin
South America
Brazil
Data
Weight:
0.98 ct;
size:
7.26 | 6.38 | 4.88 mm;
shape:
hexagon;
colour:
colourless;
clarity:
eye clean;
cut:
excellent;
treatment:
none.
Notes
Very clean specimen; design ‘Hexamixtum S 50-44’, excellent cut by Tan Pen.
Other specimens
More information from ‘Classification’
Petalite
In granite
pegmatites
, locally constituting an ore of lithium (
Anthony et al., 2001—2005
).
Gemmology — gemstones
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