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Dumortierite

on April 07, 2024

Dumortierite

Dumortierite is a blue borosilicate best known for being in a rare and sought-after variety of quartz called "dumortierite quartz." Its colors range from pale to deep violet-blue. Many even recognize it as “blue dumortierite quartz.”

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Quartz

QUARTZ Quartz is our most common mineral . Quartz is made of the two most abundant chemical elements on Earth: oxygen and silicon. Atoms of oxygen and silicon join together as tetrahedrons (three sided pyramids). These stack together to build crystals. Billions of tetrahedrons are needed to build even a small crystal. ROSE QUARTZ Rose quartz is one of the many quartz varieties used as a gem material . It gets its name from its delicate pink color, which ranges from very light (almost white) to medium-dark. The most appealing color typically occurs in larger sizes, and small rose quartz specimens with good color tend to be rare. SMOKEY QUARTZ Smoky quartz is an abundant gemstone and is therefore relatively inexpensive . It is found in countries such as Mozambique, Switzerland, Brazil, the United States, Madagascar, Australia and Scotland. It is mainly found in the quartz veins and pegmatite dikes of igneous and metamorphic rocks. CITRINE QUARTZ Citrine is the yel...

Ametrine

AMETRINE Ametrine is a variety of quartz that displays bands of both amethyst purple and citrine yellow . These gems are typically cut to showcase their dramatic color zoning. Ametrine, also known as trystine or by its trade name as bolivianite, is a naturally occurring variety of quartz . It is a mixture of amethyst and citrine with zones of purple and yellow or orange. Almost all commercially available ametrine is mined in Bolivia.

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Dumortierite

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