Rainforest Jasper

The name given to this stone is Rainforest Jasper, mainly because of its beautiful emerald green background. Also, referred to Green Rhyolite Jasper. This particular stone is unique it is patterns. Gas bubbles leave a void within the rock during its formation and are later fill in with minerals. In this stone it looks like these voids were filled in with quartz leaving this jasper with a marbled appearance against a emerald green background.

Jasper is one of the many gemstone varieties of quartz available today and is usually considered a chalcedony. It is an opaque and impure variety of silicon dioxide (SiO2). The name 'jasper' is derived from the Greek word for 'spotted stone', referring to its typical multicolored, striped, veining, marbling, or spotted. Jasper is dense and is usually made up of trace impurities and may grow together with other agates or opals.

The patterns on a jasper is due to the way it was formed during volcanic activity and later during the cooling process. Bubbles created in the rock during this process is later filled in with other silica materials and other minerals, such as iron oxide, manganese dioxide, metal oxide and sometimes organic matter. The type of minerals also is responsible for the color. The most common jasper patterns include interesting marbling and veining, orbital rings, streaks, spots, flaming and banding. Jasper stones have many trade names and classifications.

Jasper gemstones can be found in many locations around the world. Some of the most notable deposits are sourced from Australia, Brazil, Canada, Egypt, India, Indonesia, Kazakhstan, Madagascar, Mexico, Russia, Uruguay, Venezuela and the United States of America, including Arizona, Arkansas, California, Idaho, Oregon, Texas and Washington.

Oval Rainforest Jasper Cabochon

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