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  2. Strontianite - Wikipedia

    en.wikipedia.org/wiki/Strontianite

    Strontianite is colourless, white, gray, light yellow, green or brown, colourless in transmitted light. It may be longitudinally zoned. It is transparent to translucent, with a vitreous (glassy) lustre, resinous on broken surfaces, and a white streak. It is a biaxial(−) mineral.

  3. Celestine (mineral) - Wikipedia

    en.wikipedia.org/wiki/Celestine_(mineral)

    Celestine (the IMA-accepted name) [6] or celestite [1] [7] [a] is a mineral consisting of strontium sulfate (Sr S O 4).The mineral is named for its occasional delicate blue color. ...

  4. Strontium - Wikipedia

    en.wikipedia.org/wiki/Strontium

    The mining of strontianite in Germany ended when mining of the celestine deposits in Gloucestershire started. [43] These mines supplied most of the world strontium supply from 1884 to 1941. Although the celestine deposits in the Granada basin were known for some time the large scale mining did not start before the 1950s.

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

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

    Gemstone meanings are inspired by everything from royal traditions and chakras to ancient cultures and spiritual thoughts. “The myriad of colors of gemstones alone transmit energy via the ...

  6. Strontium carbonate - Wikipedia

    en.wikipedia.org/wiki/Strontium_carbonate

    Strontium carbonate is a white, odorless, tasteless powder.Being a carbonate, it is a weak base and therefore is reactive with acids.It is otherwise stable and safe to work with.

  7. The Secret Birthstone Meanings Behind Your Stone - AOL

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  8. List of gemstones by species - Wikipedia

    en.wikipedia.org/wiki/List_of_gemstones_by_species

    Eilat stone; Epidosite; Glimmerite; Goldstone (glittering glass) Hawk's eye; Helenite (artificial glass made from volcanic ash) Iddingsite; Kimberlite; Lamproite; Lapis lazuli; Libyan desert glass; Llanite; Maw sit sit; Moldavite; Obsidian; Apache tears; Pallasite; Peridotite (also known as olivinite) Siilinjärvi carbonatite; Soapstone (also ...

  9. Aragonite - Wikipedia

    en.wikipedia.org/wiki/Aragonite

    Aragonite is a carbonate mineral and one of the three most common naturally occurring crystal forms of calcium carbonate (Ca CO 3), the others being calcite and vaterite.It is formed by biological and physical processes, including precipitation from marine and freshwater environments.