This time we are again introducing a more obscure yet no less interesting feldspar ...
May 31, 2025
November 15, 2018
Inclusions contain important information about the gemstone and the natural history of our earth! ...
October 13, 2017
Only two gemstones form in the Earth’s mantle Yellow Diamond from South Africa, a ...
September 23, 2017
The Rock CycleAll rocks are made up of minerals. The rock cycle explains the ...
