Gemmology
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Spessartine — specimen 0633, photo © NMNHS
Spessartine — specimen 0633, photo © NMNHS

Spessartinespecimen 0633

Origin

Southern Africa
Namibia
Spessartine — specimen 0633, locality map
Data

Weight: 0.25 ct; size: 4.43 | 3.87 | 2.41 mm; shape: hexagon; colour: medium reddish orange; very slightly brownish; clarity: eye clean; cut: excellent; treatment: none.
Notes

Very clean specimen; design ‘Hexamixtum S 41-32’, excellent cut by Tan Pen.

Other specimens
Spessartine — specimen 0156Spessartine — specimen 0049Spessartine — specimen 0098Spessartine — specimen 0450Spessartine — specimen 0652Spessartine — specimen 0441

More information from ‘Classification’


Common in granite pegmatites, granites, and rhyolites. Formed in some skarns and metasomatic manganese-rich rocks adjacent to igneous intrusions or in regionally metasomatised areas (Anthony et al., 2001—2005).