enow.com Web Search

  1. Ads

    related to: deep purple gemstones
  2. 5043 Tuttle Crossing Blvd, Dublin, OH · Directions · (614) 760-2590

Search results

  1. Results from the WOW.Com Content Network
  2. Amethyst - Wikipedia

    en.wikipedia.org/wiki/Amethyst

    The ideal grade, called "Deep Siberian", has a primary purple hue of around 75–80%, with 15–20% blue and (depending on the light source) red secondary hues. [7] "Rose de France" is defined by its markedly light shade of the purple, reminiscent of a lavender / lilac shade. These pale colors were once considered undesirable, but have recently ...

  3. Topaz - Wikipedia

    en.wikipedia.org/wiki/Topaz

    Topaz is a silicate mineral made of aluminum and fluorine with the chemical formula Al 2 Si O 4 (F, OH) 2.It is used as a gemstone in jewelry and other adornments. Common topaz in its natural state is colorless, though trace element impurities can make it pale blue or golden brown to yellow-orange. [7]

  4. Tanzanite - Wikipedia

    en.wikipedia.org/wiki/Tanzanite

    Clarity grading in coloured gemstones is based on the eye-clean standard, that is, a gem is considered flawless if no inclusions are visible with the unaided eye (assuming 20/20 vision). [29] The Gemological Institute of America classifies tanzanite as a Type I gemstone, meaning it is normally eye-clean.

  5. Charoite - Wikipedia

    en.wikipedia.org/wiki/Charoite

    Charoite is translucent lavender to purple in color with a pearly luster. Charoite is strictly massive in nature, and fractures are conchoidal.It has an unusual swirling, fibrous appearance, sometimes chatoyant, and that, along with its intense color, can lead many to believe at first that it is synthetic or enhanced artificially.

  6. Lapis lazuli - Wikipedia

    en.wikipedia.org/wiki/Lapis_Lazuli

    Originating from the Persian word for the gem, lāžward, [1] lapis lazuli is a rock composed primarily of the minerals lazurite, pyrite and calcite. As early as the 7th millennium BC, lapis lazuli was mined in the Sar-i Sang mines, [2] in Shortugai, and in other mines in Badakhshan province in modern northeast Afghanistan. [3]

  7. Cardinal gem - Wikipedia

    en.wikipedia.org/wiki/Cardinal_gem

    The classification of the cardinal gems dates back to antiquity, and was largely determined by ceremonial or religious use as well as rarity. [1] The term has largely fallen out of use. The five traditional cardinal gems are: amethyst (purple) – Rare and precious in the Old World until large deposits were found in Brazil. diamond (transparent)

  1. Ads

    related to: deep purple gemstones