Yellow Jade 8mm Cross - 15-16 Inch Indigo The inclusions are of manganese

The inclusions are of manganese or iron

or x-ray analysis

It is a very soft stone typically found near copper deposits

The color of Smoky Quartz is due to natural irradiation and traces of aluminum within the cryst

One of its aliases is Inca Rose

Yellow Jade 8mm Cross - 15-16 Inch Indigo The inclusions are of manganeseYellow Jade is not actually Jade, but a form of natural Serpentine which is commonly referred to as Yellow Jade in the stone industry. This semi to translucent stone occurs in an array of hues, from deep oranges to creamy off to white tones. As a Serpentine, Yellow Jade is a magnesium iron phyllosilicate and may contain other elements including chromium, manganese, cobalt or nickel.