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Spinel — specimen 0496, photo © NMNHS
Spinel — specimen 0496, photo © NMNHS

Spinelspecimen 0496


Southeast Asia
Myanmar, Mandalay, Mogok, 22.930097°N 96.515206°E
Spinel — specimen 0496, locality map

Weight: 0.44 ct; size: 5.25 | 4.45 | 3.09 mm; shape: oval; colour: medium dark red; strong; clarity: eye clean; cut: excellent; treatment: none.

Very clean specimen; design ‘Ovalimixtum ST’, excellent cut by Tan Pen.

Other specimens
Spinel — specimen 0477Spinel — specimen 0608Spinel — specimen 0014Spinel — specimen 0456Spinel — specimen 0664Spinel — specimen 0041Spinel — specimen 0597Spinel — specimen 0462Spinel — specimen 0658

More information from ‘Classification’

A common mineral, formed at high-temperatures as an accessory in igneous rocks, principally basalts, kimberlites, peridotites, and in xenoliths; in regionally metamorphosed aluminum-rich schists; in regionally and contact metamorphosed limestones (Anthony et al., 2001—2005). The largest specimens include: Samarian spinel, over 500 carats, stored in the Central Bank of Iran, Tehran; 398.72 carat red spinel purchased in China in 1676 and stored in the Diamond Fund, Moscow; Timur ruby, 361 carats, part of the Crown Jewels of the United Kingdom.