deep-blue copper mineral produced by weathering of copper ore deposits
The folding stations are designed to fit three different size crimp tubes (1
which comes in many forms and color variations
known for producing turquoise with strong color contrast and dramatic natural patterning
Many stones in the Russian crown jewels from the 17th century which were thought to be rubies are actually red Tourmaline
Chrysocolla 7x9-8x10mm Pebble A Grade - 15-16-Inch Freeform Oval deep-blue copper mineral produced byChrysocolla, a hydrous copper silicate, is often mistaken for turquoise due to its rich blues and blue to greens. It often also occurs with colors of rust, copper, black, white and reddish brown in speckles, veins and brecciated patterns. It is a very soft stone typically found near copper deposits. Chrysocolla was first described by Theosphrastus, a Greek philosopher and botanist who also named the stone, in 315 BCE.