Chlorite Quartz - Bulgaria These are caused by various

These are caused by various impurities within the mineral as it is forming

This specimen is interesting has it has very little curvature to it along any axis

Sandalwood

This ring features a wide shank with a unique geometric design

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

Chlorite Quartz - Bulgaria These are caused by variousBulgaria has been producing some absolutely extraordinary specimens over the past few years. Here is a great example of needle thin quartz crystals featuring chlorite inclusions. Size: 2. 5 in. Weight: 2. 3 oz Location: Bulgaria Quartz is the second most abundant mineral on Earth accounting for around 12% of the Earth's crust. Its name is derived from the German word "quarz" meaning hard. Quartz can form in trigonal or hexagonal crystal systems