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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
Approx Weight 100gms per Pack
Suitable for wood burning
Extra Fine Diamond Sharpening Lap Stone
Stainless steel punches
Unprecedented Lifetime Limited Warranty
6.2ct Round Cabochon Star Sapphire 10.4-10x5.4mm Dumont Swiss Brass Tweezers Approx Weight 100gms per PackSapphire 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:
