Andamooka Opal Silver Necklace #1 Location_China also known by the trade

also known by the trade name Koroite

New South Wales

Russia has lots of golden brown Astrophyllite crystals in matrix

Sliced and polished sectoin of a long extinct Mammoth tooth

Andamooka Opal Silver Necklace #1 Location_China also known by the tradeThis beautiful Andamooka Opal pendant is set in 925 Sterling Silver and comes with 18 inch snake chain presented in a gift box with a polishing cloth. Dimensions are the size of the pendant, and do not include the bail. Andamooka Opal is from Australia, and is a matrix opal, ie the rainbow sparkles of the opal are embedded within the rock matrix. When mined, Andamooka Opal is hard to see because the rock it sits within is light coloured, so most