Few stones occupy as deep and storied a place in human history as Jade. The name Jade originates from the Spanish "piedra de la ijada",...

The geology of Sumatra and West Java Indonesia includes a vast petrified forest from the Tertiary period. Tons of petrified wood is...

Gem dinosaur bone (or "gembone") is a truly fascinating stone. It's not just a beautiful gem with endless variation, but a...

Native copper is a term for Copper metal (Cu) that forms in nature as opposed to human refining of copper ore. Native copper is rarely...