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Amblygonite — specimen 0479, photo © NMNHS
Amblygonite — specimen 0479, photo © NMNHS

Amblygonite — specimen 0479

Origin

South America
Brazil
Amblygonite — specimen 0479, locality map
Data

Weight: 0.95 ct; size: 9.60 | 4.02 | 2.57 mm; shape: octagon; colour: very light green; clarity: eye clean; cut: fair; treatment: none.
Notes

Very clean specimen; step style cut.

Other specimens
Amblygonite — specimen 0435

More information from ‘Classification’

Amblygonite

An uncommon accessory mineral in zoned granite pegmatites; in high-temperature tin veins (Anthony et al., 2001—2005). Faceted specimens are relatively rare.


Gemmology — gemstones
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The specimens illustrated in this site do not exist in the collections of the National Museum of Natural History, Sofia.