Mixed Dark Lepidocrocite 8mm Large Hole Round - 8 Inch 10-Oct Micas are fairly light and

Micas are fairly light and relatively soft

There are 2 specimens pictured to show that there are variations in the size and color

until the 17th century Crystal Quartz was believed to be permanently frozen water

a 19th-century German professor of chemistry and mineralogy

which tends to be a strong blue color

Mixed Dark Lepidocrocite 8mm Large Hole Round - 8 Inch 10-Oct Micas are fairly light andAn iron oxide hydroxide mineral, Lepidocrocite forms when iron containing substances rust underwater. It is commonly found in the weathering of primary iron minerals and in iron ore deposits, and can be red to reddish brown. When skillfully cut and polished, those substances add a delicate accent to the otherwise clear gemstone.