Tech24 Deals Web Search

  1. Ad

    related to: gemsona maker original

Search results

  1. Results from the Tech24 Deals Content Network
  2. Hiddenite - Wikipedia

    en.wikipedia.org/wiki/Hiddenite

    Hiddenite. Hiddenite is a pale-to-emerald green variety of spodumene that is sometimes used as a gemstone . The first specimens of the hiddenite variety of spodumene were recovered circa 1879 near the settlement of White Plains, west of Stony Point, Alexander County, North Carolina. According to contemporary accounts, a man named Lackey brought ...

  3. Opal - Wikipedia

    en.wikipedia.org/wiki/Opal

    Opal is a hydrated amorphous form of silica (SiO 2 · n H 2 O); its water content may range from 3% to 21% by weight, but is usually between 6% and 10%. Due to its amorphous property, it is classified as a mineraloid, unlike crystalline forms of silica, which are considered minerals. It is deposited at a relatively low temperature and may occur ...

  4. Sodalite - Wikipedia

    en.wikipedia.org/wiki/Sodalite

    A light, relatively hard yet fragile mineral, sodalite is named after its sodium content; in mineralogy it may be classed as a feldspathoid. Well known for its blue color, sodalite may also be grey, yellow, green, or pink and is often mottled with white veins or patches.

  5. Jerry Lawson, a self-taught engineer, gave us video game ...

    www.engadget.com/2015-02-20-jerry-lawson-game...

    If you've got fond memories of blowing into video game cartridges, you've got Gerald "Jerry" Lawson to thank. As the head of engineering and marketing for Fairchild Semiconductor's gaming outfit ...

  6. Gibson Melody Maker - Wikipedia

    en.wikipedia.org/wiki/Gibson_Melody_Maker

    In 2007, the Melody Maker became a separate model. It now has a smaller single-coil pickup than the P-90, a wraparound bridge/tailpiece unit, a mahogany neck, and a pickguard similar to the original Melody Maker. The CEO of Gibson said in reference to the new Melody Maker that it could "almost be considered a reissue of a 1959 Gibson Melody Maker."

  7. Heliotrope (mineral) - Wikipedia

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

    Heliotrope (mineral) The mineral aggregate heliotrope (from Ancient Greek ἥλιος (hḗlios) 'sun' and τρέπειν (trépein) 'to turn'), also called Indian bloodstone or ematille, is a cryptocrystalline mixture of quartz that occurs mostly as jasper ( opaque) or sometimes as chalcedony ( translucent ). The "classic" bloodstone is ...

  8. Bowenite - Wikipedia

    en.wikipedia.org/wiki/Bowenite

    Bowenite is a hard, compact variety of the serpentinite species antigorite (Mg 3 (OH)O 4 Si 2 O 5 ). [1] Classed as a semi-precious gemstone, [2] it has been used for tools, weapons and jewellery by the Māori in New Zealand, [3] [4] and for jewellery by Fabergé. [5] Deposits are found in several places around the world including Afghanistan ...

  9. Gemstone - Wikipedia

    en.wikipedia.org/wiki/Gemstone

    Gemstone. Group of precious and semiprecious stones—both uncut and faceted—including ( clockwise from top left) diamond, uncut synthetic sapphire, ruby, uncut emerald, and amethyst crystal cluster. A gemstone (also called a fine gem, jewel, precious stone, semiprecious stone, or simply gem) is a piece of mineral crystal which, when cut or ...

  1. Ad

    related to: gemsona maker original