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Snowflake obsidian — specimen 0734, photo © NMNHS
Snowflake obsidian — specimen 0734, photo © NMNHS

Snowflake obsidianspecimen 0734


no locality data

Weight: 1.91 ct; size: 9.97 | 6.11 | 3.47 mm; shape: rectangle; colour: black; clarity: opaque; cut: excellent; treatment: none.

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

Other specimens
Snowflake obsidian — specimen 0738

More information from ‘Classification’

A variety of obsidian containing white ‘snowflake’ crystal patterns of the mineral cristobalite, originated due to partial crystallisation of the glass.