mineral
Citrine
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, yellow to orange-brown color, vitreous luster, hexagonal crystal system, and no cleavage.
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Physical properties
Hardness of 7 on the Mohs scale, yellow to orange-brown color, vitreous luster, hexagonal crystal system, and no cleavage.
Formation & geological history
Forms in igneous, metamorphic, and sedimentary environments through the natural irradiation and heating of amethyst or smoky quartz.
Uses & applications
Widely used in jewelry, decorative carvings, and as a popular collector's mineral.
Geological facts
Natural citrine is relatively rare, with the majority of commercial citrine being heat-treated amethyst.
Field identification & locations
Identified by its distinct yellow coloration, absence of cleavage, and quartz crystal habit; commonly sourced from Brazil, Madagascar, and Russia.
