So cool! This Gem silica saucer bead strand has wonderful variegated colors in aqua blues, browns and creams. The beads range from 10 to 12mm by 4 to 5mm, approx. The full strand is 16 inches long. From Peru.
From Geology.com
"Gem silica is a bluish green to greenish blue variety of chalcedony that receives its vivid color from the presence of copper. It is often known as "chrysocolla chalcedony" or "gem silica chrysocolla."
Gem silica is the most valuable variety of chalcedony, with quality cut gemstones selling for over $100 per carat. The best specimens have authentic a pleasing blue color with strong saturation, a uniform translucence, and and a lack of inclusions.
Even though gem silica is one of the most beautiful blue gemstones, most people have never heard of it. That is because it is a very rare gem. It is seldom seen in jewelry and is used mainly by a small number of high-end jewelry designers. "
Product code: Gem Silica Saucer authentic Beads - Full or Half Strand - Gem Silica Beads - 10 to 12 mm