GEM SILICA
There is no clear definition of the difference between gem silica & other agates, jaspers or chalcedony. Suffice to say, it is microcrystalline quartz, which draws its colours from chemical imperfections.
Showing 10 of 10 results
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Blue & Black Gem Silica cabochon, Indonesia. 13.58 carats. ** SOLD **
£25.00Out of stock -
Gem Silica cabochon with Chrysocolla plumes, Arizona USA. 28.18 carats
£80.00 -
Gem Silica cabochon with Malachite, Arizona USA. 39.27 carats.
£65.00 -
Gem Silica cabochon, Peru. 17.18 carats.
£30.00 -
Gem Silica with Chrysocolla plumes. Arizona USA. 7.83 carats.
£26.00 -
Gem Silica with Cuprite cabochon, Arizona USA. 30.51 carats.
£33.00 -
Quantum Quattro Gem Silica cabochon, Namibia. 10.58 carats.
£30.00 -
Quantum Quattro Gem Silica, faceted, Namibia. 2.24 carats.
£15.00 -
Quantum Quattro Gem Silica, faceted, Namibia. 3.52 carats.
£23.50 -
Quantum Quattro Gem Silica, faceted, Namibia. 3.01 carats.
£20.00