The intense color is due to the presence of copper salts that penetrate the crystal lattice of colorless. It is also referred to by the names chrysocolla chalcedony and gem silica chrysocolla. Chrysocolla is what we call a cryptocrystalline material which like agate jasper carnelian and onyx to name but a few is made up of microscopic crystals too small to see with the naked eye. Also known as gem chrysocolla it is actually a member of the chalcedony family and not strictly speaking a variety of chrysocolla at all. We are literally giving this away to introduce you to gemshow7 largest gem chrysocolla gem rough seller on ebay.
Chalcedony is a type of aggregate quartz. This is a 9 13 ct gem silica chrysocolla it measures 17 8mm x 13 0mm x 5 1mm deep. Gem silica is the tradename for a rare gemstone with a vivid greenish blue hue. Incredible color my god. Gem silica is a bluish green to greenish blue variety of chalcedony that receives its vivid color from the presence of copper.
Nice hard material will take a great shine. The vivid greenish blue material known as gem silica is quite rare and high quality specimens are coveted by collectors and jewelry designers. The attraction of this gemstone is its remarkable color. Generally dark navy blue chrysocolla is too soft to be used in jewelry while cyan green and blue green chrysocolla can have a hardness approaching 6 which is similar to turquoise. Gem silica this is sometimes called chrysocolla chalcedony and is a rare and valuable gemstone but not really part of the chrysocolla family just colored by the same copper mineral.
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36 5 gram silica chrysocolla cuprite cabochon gemstone rough ebs1503 aaa this is the best of the best. Chrysocolla exhibits a wide range of mohs hardness ranging from 2 through 7 which is dependent on the amount of silica incorporated into the stone when it is forming. Bacan stone chrysocolla in chalcedony gem silica is famous gemstone from the many natural resources that were presented at the north maluku indonesia. Bacan name is taken from an island name the name of the kingdom as well as the name of a precious stone that catapulted him to foreign countries. The picture shows the exceptional chrysocolla rough we are offering.The picture shows the exceptional chrysocolla rough we are offering. 36 5 gram silica chrysocolla cuprite cabochon gemstone rough ebs1503 aaa this is the best of the best. Nice hard material will take a great shine. Chalcedony is a type of aggregate quartz. The intense color is due to the presence of copper salts that penetrate the crystal lattice of colorless.
