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topaz    音標拼音: [t'op,æz]
n. 黃晶,黃玉,蜂雀

黃晶,黃玉,蜂雀

topaz
n 1: a yellow quartz [synonym: {topaz}, {false topaz}, {common
topaz}]
2: a mineral (fluosilicate of aluminum) that occurs in crystals
of various colors and is used as a gemstone
3: a light brown the color of topaz [synonym: {tan}, {topaz}]

Topaz \To"paz\, n. [OE. topas, F. topaze, L. topazos, or
topazion, a kind of precious stone, Gr. to`pazos, topa`zion;
possibly akin to Skr. tap to glow (cf. {Tepid}). According to
some, the name is from Topazos, a small island in the Red
Sea, where the Romans obtained a stone which they called by
this name, but which is the chrysolite of the moderns.]
1. (Min.) A mineral occurring in rhombic prisms, generally
yellowish and pellucid, also colorless, and of greenesh,
bluish, or brownish shades. It sometimes occurs massive
and opaque. It is a fluosilicate of alumina, and is used
as a gem.
[1913 Webster]

2. (Zool.) Either one of two species of large, brilliantly
colored humming birds of the genus {Topaza} ({Topaza
pella} or {Topaza pyra}), of South America and the West
Indies.
[1913 Webster]

Note: The two tail feathers next to the central ones are much
longer that the rest, curved, and crossed. The Throat
is metallic yellowish-green, with a tint like topaz in
the center, the belly is bright crimson, the back
bright red. Called also {topaz hummer}.
[1913 Webster]

{False topaz}. (Min.) See the Note under {Quartz}.
[1913 Webster]



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  • Topaz Labs | Professional-grade photo and video editing powered by AI.
    AI image and video enhancement built for enterprise and production workflows Essential image and video finishing tools Used by millions of pros worldwide Run some of our largest, most powerful models locally, even on consumer hardware Tell your story We’ll make it the highest quality possible Experience the wow
  • Topaz - Wikipedia
    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]
  • What is Topaz Gemstone | Topaz Stone – GIA
    In warm or cool tones, topaz is a lustrous and brilliant gem Topaz’s reddish pleochroic color often appears at the ends of cut gems Rich reddish orange is one of this gem's most coveted colors Because topaz crystals are typically elongated, polished gems are often cut long
  • Topaz Gemstone Information: Colors, History, Value and Guide
    Discover everything about topaz gemstones, including their colors, rare varieties like imperial and blue topaz, spiritual meanings, healing properties and more
  • Topaz | Uses and Properties of the Mineral and Gem - Geology. com
    Topaz is one of the Mohs hardness minerals and has been an important gemstone for thousands of years It occurs in a wide range of colors, many of which are produced by treatments
  • Topaz: A Gem of Many Colors – Properties and Significance
    Beyond its aesthetic appeal, this gemstone holds cultural, historical, and metaphysical significance In this article, we will explore the properties of topaz, its different color variations, and its importance in various traditions and beliefs
  • Topaz: Mineral information, data and localities.
    Named after Topazios Island (currently called Zabargad Island or St John's Island) in the Red Sea In antique times, the name was probably used for the gemstone that is now known as peridot Occurs in pegmatites and high-temperature quartz veins, also in cavities in granites and rhyolites
  • Topaz: The gemstone Topaz information and pictures - The Mineral and . . .
    Detailed gem and jewelry information guide about the gemstone topaz: information pictures
  • Topaz Stone: A Buyer’s Guide to Types, Value, and Meanings
    Topaz is a versatile, durable gemstone that comes in a variety of colors, including a colorless form The most well-known topaz colors are blue and orange Topaz is beloved worldwide, but two U S states have made this love official Both Texas and Utah claim topaz as their official state gem
  • Downloads - Topaz Labs
    Download the latest installers for all Topaz programs





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