Gemmology
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Rock crystal — specimen 0408, photo © NMNHS
Rock crystal — specimen 0408, photo © NMNHS

Rock crystalspecimen 0408

Origin

no locality data
Data

Weight: 0.52 ct; size: 6.19 | 5.25 | 3.81 mm; shape: oval; colour: medium yellow; slightly brownish; clarity: eye clean; cut: excellent; treatment: irradiation.
Notes

Very clean specimen; design ‘Ovalimixtum ST’, excellent cut by Tan Pen.

Other specimens
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More information from ‘Classification’


A transparent colourless variety of quartz.