Amethyst is a well known mineral and gemstone. It is the purple variety of the mineral quartz, and its most valuable and prized variety. Its name derives from the greek amethystos, which means not รขโ‚ฌยฆ

Amethyst from rhode island from diamond hill, ashaway, south of hopkinton, washington county, rhode island Amethyst is the purple variety of the mineral quartz, and is its most famous and valuable gem variety. Quartz also contains other gemstones such as citrine, rose quartz, and smoky quartz. The color of รขโ‚ฌยฆ Canadian amethyst - the mineral and gemstone kingdom amethyst with an internal coating of red hematite under the crystal surface, found near thunder bay, ontario, canada. Amethyst amethyst, the purple variety, is the most popular and valuable quartz gemstone. Amethyst ranges from light to dark purple.

Canadian amethyst - the mineral and gemstone kingdom amethyst with an internal coating of red hematite under the crystal surface, found near thunder bay, ontario, canada. Amethyst amethyst, the purple variety, is the most popular and valuable quartz gemstone. Amethyst ranges from light to dark purple. See the amethyst gemstone page for more details. Citrine citrine is รขโ‚ฌยฆ Amethyst quartz - the mineral and gemstone kingdom mixture of amethyst and milky quartz (or clear quartz). It is purple on top and white or clear on the bottom. It may also be banded purple and white. Complete index of minerals varieties and other names. Green amethyst - the mineral and gemstone kingdom light green gem form of quartz that is artificially colored by heat-treating certain types of amethyst. Also known as prasiolite. The mineral and gemstone kingdom is a free informational and educational guide to rocks, minerals, gemstones, and jewelry.

Amethyst quartz - the mineral and gemstone kingdom mixture of amethyst and milky quartz (or clear quartz). It is purple on top and white or clear on the bottom. It may also be banded purple and white. Complete index of minerals varieties and other names. Green amethyst - the mineral and gemstone kingdom light green gem form of quartz that is artificially colored by heat-treating certain types of amethyst. Also known as prasiolite. The mineral and gemstone kingdom is a free informational and educational guide to rocks, minerals, gemstones, and jewelry. This site has been providing detailed information and photos of hundreds of รขโ‚ฌยฆ

Green amethyst - the mineral and gemstone kingdom light green gem form of quartz that is artificially colored by heat-treating certain types of amethyst. Also known as prasiolite. The mineral and gemstone kingdom is a free informational and educational guide to rocks, minerals, gemstones, and jewelry. This site has been providing detailed information and photos of hundreds of รขโ‚ฌยฆ