Lapis lazuli / lazurite 69,2g, Afghanistan

Lapis lazuli is a rock, a precious stone that has been prized since ancient times for its distinctive blue color. Lapis lazuli usually occurs as a compound of blue lazurite, as well as calcite, sodalite, pyrite, augite and other impurities. It is abundant in Afghanistan, Russia near Lake Baikal and Chile. Mostly there are abundant deposits of pyrite. Lapis lazuli, also known as lazurite, is a very popular beautiful blue stone in jewelry. The highest quality lapis lazuli is dark blue with small golden spots formed of pyrite.