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This is a list of gemstones, organized by species and types. Minerals. There are over 300 types of minerals that have been used as gemstones. Such as: A–B
This poetic anthology also says, "It grieves me that shining pearls [明珠] should be cast out in the mire / While worthless fish-eye stones are treasured in a strong-box", and describes a flying chariot, "Fringed with the dusky Moon Bright pearls [明月之玄珠]" (tr. Hawkes 1985: 277, 295, 290).
Bahia Emerald [2]; Carolina Emperor, [3] [4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US
Before buying any old gem, though, keep reading to uncover the 25 most popular gemstones—and their meanings. Agate “Agate is earthy, warm and rich,” Salzer says, noting that it exists in ...
^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [ 81 ] ^ Since 1983, Massachusetts has had 3 other official state rocks: State Historical Rock ( Plymouth Rock ), State Explorer Rock ( Dighton Rock ), and State Building and Monument ...
Amethyst was used as a gemstone by the ancient Egyptians and was largely employed in antiquity for intaglio engraved gems. [22] The ancient Greeks believed amethyst gems could prevent intoxication, [23] while medieval European soldiers wore amethyst amulets as protection in battle in the belief that amethysts heal people and keep them cool-headed.
Charoite (/ tʃ æ r oʊ. aɪ t / CHAR-ow-ait) is a rare silicate mineral with the chemical composition K(Ca,Na) 2 Si 4 O 10 (OH,F)•H 2 O, first described in 1978.It is named after the Chara River, despite its being 70 kilometres (43 mi) away from the discovery place.
The extreme hardness and high value of diamond means that gems are typically polished slowly, using painstaking traditional techniques and greater attention to detail than is the case with most other gemstones; [32] these tend to result in extremely flat, highly polished facets with exceptionally sharp facet edges. Diamonds also possess an ...