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521 million years old
Amethyst is a form of Quartz which gets its beautiful purple tint from the substitution of silicone for iron due to irradiation
sometimes in the same formations
Our specimens consist of fine crystals spread across a matrix in shades of both blue and green
Azurite Minerals and Gems 521 million years oldAzurite is a striking copper based mineral found in shades of deep blue to vivid green, sometimes in the same formations. It is a relatively soft mineral, and when exposed to the elements over a long period of time can change into the closely related malachite. Due to its incredibly vivid and deep coloration, Azurite has been sought after since ancient times as a gem and for use in blue pigment. Our specimens consist of fine crystals spread across a
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