Tremolite - Tanzania commercial-grade citrine is often amethyst

commercial-grade citrine is often amethyst that has been heated to extreme temperatures

or just want a beautiful specimen to show off

of ammonites has gained popularity over the years

it is also held as a symbol of enlightenment and rebirth

It promotes good health and emotional wellbeing

Tremolite - Tanzania commercial-grade citrine is often amethystTremolite is part of a group of silicate minerals that forms in sediments rich in dolomite and quartz. Pure tremolite is a creamy white but will change to a green color depending on the content of iron present. Nephrite jade is actually just a green variety of tremolite. Unfortunately, the fibrous form of this mineral has been classified as one of the six recognized forms of asbestos. At high environmental temperatures, this mineral will convert to