Tiger’s eye — specimen 0618, photo © NMNHS

Tiger’s eye — specimen 0618

Origin

no locality data

Data

Weight: 33.24 ct; size: 30.10 | 22.13 | 6.82 mm; shape: pear; colour: medium orange; very slightly brownish; clarity: opaque; cut: fair; treatment: none.

Notes

Clean specimen; cabochon style cut.

More information from ‘Classification’

Tiger’s eye

A rock; common name for a variety of quartz; with prominent cat’s eye effect because of parallel intergrowth of quartz crystals and altered amphibole fibres that mostly turned into limonite.