Gem Silica Small 3pc Slab R0086 often called the "Super Seven"

often called the "Super Seven" or "Melody Stone" contains Amethyst

Von Prehn discovered the stone in South Africa in 1774

where it gets its name

but those varieties are transparent

priests and kings and believed to be a powerful protection stone

Gem Silica Small 3pc Slab R0086 often called the "Super Seven"Gem Silica is the rarest and highest form of Chrysocolla, crystallized and infused in Quartz. Gem Silica occurs in a vivid blue green color due to the presence of copper in the stone and is free of inclusions of other minerals. It was named and first described by the Greek philosopher and botanist Theosphrastus in 315 BCE.