Gemmology
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Grossular — specimen 0459, photo © NMNHS
Grossular — specimen 0459, photo © NMNHS

Grossularspecimen 0459

Origin

West Africa
Nigeria
Grossular — specimen 0459, locality map
Data

Weight: 0.35 ct; size: 4.27 | 4.27 | 2.78 mm; shape: octagon; colour: medium yellowish green; slightly greyish; clarity: eye clean; cut: excellent; treatment: none.
Notes

Very clean specimen; design ‘Eight’ by Glenn & Martha Vargas, excellent cut by Tan Pen.

Other specimens
Grossular — specimen 0118

More information from ‘Classification’


In contact and regionally metamorphosed calcareous rocks, or rocks which have undergone calcium metasomatism; in some schists and serpentinites (Anthony et al., 2001—2005).