African Petrified Wood Agate 8mm Star Cut Coin - 15-16 Inch destash-lhb Hypersthene is often categorized as

Hypersthene is often categorized as enstatite or ferrosilite

Peridot (pair-uh-doe) is one of only two gems

Viking and Germanic legend tell that the sword of the hero Siegfried

The blue colors are photosensitive and may fade when exposed to excessive light or heat

Thulite is the naturally occurring pink variety of the mineral Zoisite

African Petrified Wood Agate 8mm Star Cut Coin - 15-16 Inch destash-lhb Hypersthene is often categorized asPetrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years. Petrification occurs when the wood is covered by sedimentary rock, as waters loosen and decompose the organic elements and replace them with silicate substances, while maintaining the wood's original structure. Preservation is enabled by a lack of oxygen.