Clinohumite — specimen 0458, photo © NMNHS

Clinohumite — specimen 0458

Origin

Central Asia

Tajikistan

Clinohumite — specimen 0458, locality map

Data

Weight: 0.41 ct; size: 5.34 | 4.46 | 3.21 mm; shape: oval; colour: medium orange; strong; clarity: slightly included; cut: excellent; treatment: none.

Notes

Slightly included specimen; design ‘Ovalimixtum ST’, excellent cut by Tan Pen.

Other specimens

More information from ‘Classification’

Clinohumite

In contact metamorphic zones in dolomite rocks and metasomatised limestones adjacent to felsic rocks; in serpentine and talc schists; in carbonatites (Anthony et al., 2001—2005). Faceted specimens are rare.