Euclase — specimen 0319, photo © NMNHS

Euclase — specimen 0319

Origin

South America

Brazil

Data

Weight: 0.92 ct; size: 7.58 | 5.32 | 3.54 mm; shape: oval; colour: very light yellowish green; clarity: eye clean; cut: very good; treatment: none.

Notes

Very clean specimen; very good mixed style cut. Source: Donna and John Rhoads, D&J Rare Gems, Ltd.

More information from ‘Classification’

Euclase

A product of decomposition of beryl in pegmatites, and in low-temperature alpine veins (Anthony et al., 2001—2005). Extremely rare gemstone.