0.92ct Oval Faceted Blue Sapphire 6.5x4.7mm Clock Movement Holder

0.92ct Oval Faceted Blue Sapphire 6.5x4.7mm Clock Movement HolderSapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in colours is due to trace amounts of elements such as iron, titanium, chromium, copper and magnesium. Mohs Scale of Hardness: 9 (out of 10). Sources: Mines that have yielded the finest sapphires in colour and clarity are located in Kashmir, Myanmar and Sri Lanka. Nowadays the main sources of sapphires are:

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Operating Humidity: 0-80%RH

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concrete surfaces

This high quality lapidary barrel gives a professional finish to your samples

A traditional

Display: LED Digital Display

support in circuit testing

Item Size: 9

and Aqua Flame 1 and 2 Man

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