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2. Tourmaline - Wikipedia

   en.wikipedia.org/wiki/Tourmaline

   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.

3. 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 ...

4. Elbaite - Wikipedia

   en.wikipedia.org/wiki/Elbaite

   Color: Green, red to pink, blue, orange, yellow, colorless, multicolored ... Watermelon tourmaline is a zoned variety with a reddish center surrounded by a green ...

5. Pleochroism - Wikipedia

   en.wikipedia.org/wiki/Pleochroism

   Tetragonal, trigonal, and hexagonal minerals can only show two colors and are called dichroic. Orthorhombic, monoclinic, and triclinic crystals can show three and are trichroic. For example, hypersthene, which has two optical axes, can have a red, yellow, or blue appearance when oriented in three different ways in three-dimensional space. [5]

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

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

   Emeralds and other green gemstones like tourmaline, peridot, and jade correlate to the green color wavelength and heart chakra, so wearing stones of such color can amplify one’s heartfelt ...

7. Gemstone - Wikipedia

   en.wikipedia.org/wiki/Gemstone

   Paraiba Tourmaline has become one of the most popular gemstones in recent times thanks to its color and is considered to be one of the important gemstones after rubies, emeralds, and sapphires according to Gübelin Gemlab. Even though it is a tourmaline, Paraiba Tourmaline is one of the most expensive gemstones. [31]

8. Move over diamonds, these little-known gemstones are heating up

   www.aol.com/move-over-diamonds-little-known...

   In 2016, jeweler Olivia Young of Ouroboros sold a red spinel ring for £6,000 ($7,700). Last year, the client’s insurance company paid out £30,000 ($38,400) to replace it.

9. Lady Gaga Just Hit the Red Carpet Wearing a Very Rare Jewel - AOL

   www.aol.com/lady-gaga-just-hit-red-194000626.html

   Red tourmaline? No. Lady Gaga, she who always keeps us guessing on the red carpet, chose a Bird on a Rock centered on a 20 carat spessartine, rare in size and in color and believed to be ...