Tourmaline Crystals In Quartz
by Science Photo Library
Title
Tourmaline Crystals In Quartz
Artist
Science Photo Library
Medium
Photograph - Photograph
Description
Tourmaline crystals in quartz. The tourmaline crystals (green/purple) are embedded in quartz (silicon dioxide, white). Tourmaline has a very complex and variable composition. Clear and pure crystals of green and red tourmaline are highly prized gemstones. This sample, from Brazil, is 10 centimetres long.
Uploaded
September 24th, 2018
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