Australian Prehnite Cabochon #13 Location_South America Calcite and Aragonite are identical

Calcite and Aragonite are identical in chemical makeup

You will receive the exact Black Tourmaline crystal pictured

It is named after Variscia

Hollandite in Quartz Healing Properties include:

Australian Prehnite Cabochon #13 Location_South America Calcite and Aragonite are identicalGorgeous soft green Australian Prehnite cabochon. You will receive the exact crystal pictured. Prehnite was actually the first crystal to be named after a person, Dutch mineralogist Hendrik von Prehnwho discovered it in the late 18th Century in South Africa. Although it is most commonly seen in a soft, apple green colour, it can also be found in blue, orange and yellow varieties. The Aborigines of Australia believed that Prehnite could absorb and