Definition of Opal. Meaning of Opal. Synonyms of Opal

Here you will find one or more explanations in English for the word Opal. Also in the bottom left of the page several parts of wikipedia pages related to the word Opal and, of course, Opal synonyms and on the right images related to the word Opal.

Definition of Opal

Opal
Opal O"pal, n. [L. opalus: cf. Gr. ?, Skr. upala a rock, stone, precious stone: cf. F. opale.] (Min.) A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity. Note: The precious opal presents a peculiar play of colors of delicate tints, and is highly esteemed as a gem. One kind, with a varied play of color in a reddish ground, is called the harlequin opal. The fire opal has colors like the red and yellow of flame. Common opal has a milky appearance. Menilite is a brown impure variety, occurring in concretions at Menilmontant, near Paris. Other varieties are cacholong, girasol, hyalite, and geyserite.

Meaning of Opal from wikipedia

- Opal is a hydrated amorphous form of silica (SiO2·nH2O); its water content may range from 3 to 21% by weight, but is usually between 6 and 10%. Because...
- Opal is a gemstone. Opal or OPAL may also refer to: Opal, Alberta Opal Hills, Jasper National Park, Alberta Opal Cone, a volcano in British Columbia Opal...
- same flavours as Opal Fruits. Subsequently, its first variant, Sunshine Flavors, was released and was later renamed "Tropical Opal Fruits". In Europe...
- Hurricane Opal was a large and powerful Category 4 hurricane that caused severe and extensive damage along the northern Gulf Coast of the United States...
- Opal was an American rock band in the 1980s. They were part of the Paisley Underground musical style. The band's name is derived from "Opel", a song by...
- Outback Opal Hunters is an Australian factual television show that follows crews of opal miners on a mission to unearth fortunes in the harsh and remote...
- The Galaxy Opal is the world's largest polished opal, certified by the Guinness Book of World Records in 1992. It was found at the Boi Morto Mine in north...
- notable individual opals: Galaxy Opal Glorious Jubilee Flame Queen Opal Halley's Comet Opal Olympic Australis Opal "The Andamooka Opal Necklace and Earrings"...
- Opal Tometi is a Nigerian-American human rights activist, writer, strategist, and community organizer. She is a co-founder of Black Lives Matter. She is...
- Opal is a contactless fare collection system for public transport services in the greater Sydney area of New South Wales, Australia. Operation of the Opal...
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