Diopside — specimen 0541, photo © NMNHS

Diopside — specimen 0541

Origin

East Africa

Tanzania

Data

Weight: 0.57 ct; size: 6.55 | 4.50 | 2.93 mm; shape: oval; colour: very light yellowish green; clarity: slightly included; cut: good; treatment: none.

Notes

Clean specimen; good mixed style cut.

More information from ‘Classification’

Diopside

Typical of metamorphosed siliceous Ca, Mg-rich rocks; common in skarns, Ca, Mg-rich gneisses and schists, and some kimberlites and peridotites (Anthony et al., 2001—2005).