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silicates, tectosilicates and it may be considered as an oxide

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What is the mineral group for amethyst?

Amethyst is a variety of quartz, which is a member of the silicate mineral group. It is characterized by its purple color, which is caused by the presence of trace amounts of iron in the crystal structure.


What type of rock is amethyst quartz?

yes, it is. amethyst is a purple type of quartz.


Amethyst is the what form quartz?

Amethyst is a violet form of quartz.


What amethyst is the form of quartz?

Amethyst is a violet form of quartz.


Is there traces of quartz in amethyst?

Yes, amethyst is a type of quartz that contains traces of iron impurities that give it its purple color.


How are amethyst and quartz different?

Amethyst is a form of quartz that that contains impurities that make it purple.


How are smoky quartz and rose quartz alike?

Amethyst is a variety of quartz. It has a composition [chemical make-up] of SiO2 [silicon dioxide], as all varieties of quartz do. Pure Quartz with no inclusions or pigmentation [coloring] is called rock crystal. But amethyst is principally colored by traces of iron.Amethyst belongs to the geological group named silicates-tectosilicates and has a trigonal or hexagonal crystal system. The color of amethyst is purple, and it bears a hardness of 7 on the moh's scale of hardness.When streaked, amethyst appears white, and it bears a conchoidal fracture. Amethyst is 2.7 times heavier than water [has a specific gravity of 2.7] and can be turned into citrine with heat treatment.So in summary, the composition, geological group, hardness, streak and specific gravity is the same as all quartz are. After all, amethyst is a variety of Quartz.


Is amethyst an rock or mineral?

Amethyst is a mineral, a form of quartz.


Is amethyst related to rocks and minerals?

Yes, amethyst is a type of mineral belonging to the quartz family. It is a variety of quartz that has a purple color due to the presence of iron impurities in its crystal structure. Amethyst is commonly found in geodes and volcanic rock formations.


Is there pink amethyst?

Pink amethyst is a rare and beautiful variation of amethyst that features a pink hue. It is believed to be created through the presence of iron and other minerals during the formation process. While not as common as traditional purple amethyst, pink amethyst can be found in a few select locations.


What is the purple form of quartz?

Amethyst is the purple form of quartz.


Is amethyst carbon based?

No. Amethyst is a color variety of quartz, which is silicon dioxide.