The lovely olivine gemstone cabochon shown here is 28mm long. It is available to be handcrafted into a custom made ring or pendant for you. 

Olivine is the mineral form of what is known as peridot or chrysolite when it is ‘gem quality’. It is a magnesium iron silicate. Olivine has been found in meteorites, and on the Moon and Mars.

Olivine is believed to help release toxins, both physical and mental.It is thought to strengthen the immune system and help with ulcers.