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2. Tourmaline - Wikipedia

   en.wikipedia.org/wiki/Tourmaline

   Another highly valuable variety is chrome tourmaline, a rare type of dravite tourmaline from Tanzania. Chrome tourmaline is a rich green color due to the presence of chromium atoms in the crystal. Of the standard elbaite colors, blue indicolite gems are typically the most valuable, [32] followed by green verdelite and pink to red rubellite. [33]

3. List of minerals - Wikipedia

   en.wikipedia.org/wiki/List_of_minerals

   Amethyst crystals – a purple quartz Apophyllite crystals sitting right beside a cluster of peachy bowtie stilbite Aquamarine variety of beryl with tourmaline on orthoclase Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals Austinite from the Ojuela Mine, Mapimí, Durango, Mexico Ametrine ...

4. Gemstone Meanings: Power and Significance of the 25 Most ...

   www.aol.com/gemstone-meanings-power-significance...

   The earth is abundant with gemstones. And, like Zodiac signs, each gem has its own meaning. Gemstone meanings are inspired by everything from royal traditions and chakras to ancient cultures and ...

5. Pegmatite - Wikipedia

   en.wikipedia.org/wiki/Pegmatite

   Pegmatites often contain rare elements and gemstones. [25] Examples include aquamarine, tourmaline, topaz, fluorite, apatite, and corundum, often along with tin, rare earth, and tungsten minerals, among others. [17] [3] Pegmatites have been mined for both quartz and feldspar. [26]

6. Rubellite - Wikipedia

   en.wikipedia.org/wiki/Rubellite

   Rubellite is the red or pink variety of tourmaline and is a member of elbaite. Rubellite is also the rarest gem in its family. [2] It is occasionally mistaken for ruby. [3] These gems typically contain inclusions. [4] Notable countries where rubellite can be mined include Afghanistan, Brazil, Madagascar, Myanmar, Nigeria, Russia, and the United ...

7. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   This is a list of gemstones, organized by species and types. Minerals There ... Tourmaline subgroup: Achroite (var.) Chrome (var.) Dravite; Elbaite; Fluor-liddicoatite;

8. List of minerals of Pakistan - Wikipedia

   en.wikipedia.org/wiki/List_of_minerals_of_Pakistan

   Northern and western regions of Pakistan are rich in high quality gemstones. Some of the major gemstones are enlisted below; [4] Peridot; Aquamarine; Topaz - in various colours including violet, pink, golden, and champagne; Ruby; Emerald; Bastnaesite - rare earth mineral; Xenotime - rare earth mineral; Sphene; Tourmaline; Quartz of various ...

9. List of minerals recognized by the International ...

   en.wikipedia.org/wiki/List_of_minerals...

   Crystals of serandite, natrolite, analcime, and aegirine from Mont Saint-Hilaire, Quebec, Canada. Mineralogy is an active science in which minerals are discovered or recognised on a regular basis. Use of old mineral names is also discontinued, for example when a name is no longer considered valid.