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Kornerupine — specimen 0104, photo © NMNHS
Kornerupine — specimen 0104, photo © NMNHS

Kornerupine — specimen 0104

Origin

South Asia
Sri Lanka
Kornerupine — specimen 0104, locality map
Data

Weight: 1.35 ct; size: 8.46 | 6.09 | 3.92 mm; shape: oval; colour: dark yellowish green; clarity: eye clean; cut: good; treatment: none.
Notes

Very clean specimen; good mixed style cut. Source: Michael Asa, Gem Line Inc.

Other specimens
Kornerupine — specimen 0427Kornerupine — specimen 0436Kornerupine — specimen 0453Kornerupine — specimen 0644

More information from ‘Classification’

Kornerupine

In boron-rich igneous and sedimentary rocks; in metamorphosed anorthosite complexes (Anthony et al., 2001—2005).


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The specimens illustrated in this site do not exist in the collections of the National Museum of Natural History, Sofia.