Lapis lazuli, also known simply as “lapis,” is a blue metamorphic rock that has been used by people as a gemstone, sculpting material, and ornamental material for thousands of years.Unlike most other gem materials, lapis lazuli is not a mineral. Instead, it is a rock composed of multiple minerals.
https://bitbillions.com/the-lapis-lazuli-blue-metamorphic-rock/
Showing posts with label geologic occurrence of lapis lazuli. Show all posts
Showing posts with label geologic occurrence of lapis lazuli. Show all posts
Thursday, October 6, 2016
The Lapis Lazuli - Blue Metamorphic Rock
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