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Mahogany obsidian — specimen 0761, photo © NMNHS
Mahogany obsidian — specimen 0761, photo © NMNHS

Mahogany obsidian — specimen 0761

Origin

South America
Argentina
Mahogany obsidian — specimen 0761, locality map
Data

Weight: 1.81 ct; size: 7.47 | 6.39 | 4.75 mm; shape: rectangle; colour: dark red; clarity: opaque; cut: excellent; treatment: none.
Notes

Clean specimen; design ‘Rectangulum Cab’, excellent cut by Tan Pen.

Other specimens
Mahogany obsidian — specimen 0735Mahogany obsidian — specimen 0760

More information from ‘Classification’

Mahogany obsidian

A brownish variety of obsidian.


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