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Green Tourmaline in quartz matrix specimen

TC-422b Green Tourmaline in quartz matrix specimen from Brazil. 25-32 grams.
SKU: TC-422b
Availability: SOLD OUT


Quartz is one of the most abundant minerals in the world. Sand is mostly comprised of quartz; even the dust in the air is high in quartz content. The most well-known form of quartz is clear rock crystal, and it may be found throughout the world. Particularly fine specimens are currently found in Brazil, the United States, the Swiss Alps, the Himalayas, Peru, and Madagascar. The largest single quartz crystal recorded was approximately 20 feet long and weighed more than 48 tons.


Tourmaline is a complex silicate of boron and aluminum, composition varies. Tourmaline crystals are hexagonal, prismatic crystals that commonly have a rounded triangular cross section, striated lengthwise. Also radiated, columnar and massive.
Colors include blue, green, pink, red, yellow, brown, black, bi-colored, tri-colored, and colorless.
Tourmaline may be found in Brazil, Russia, Burma, Afghanistan, Malagasy Republic, Maine, California.

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