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%. Due to...
56 KB (5,837 words) - 11:53, 17 September 2024
Look up opal in Wiktionary, the free dictionary. Opal is a gemstone. Opal or OPAL may also refer to: Opal, Alberta Opal Hills, Jasper National Park, Alberta...
4 KB (481 words) - 20:52, 2 August 2024
Opal Lee (born October 7, 1926) is an American retired teacher, counselor, and activist in the movement to make Juneteenth a federally-recognized holiday...
19 KB (1,897 words) - 11:08, 20 June 2024
Opal is a town in Lincoln County, Wyoming, United States. The population was 64 at the 2020 census. Opal is located at 41°46′14″N 110°19′33″W / 41.77056°N...
7 KB (435 words) - 17:26, 30 April 2024
The Opal (1851–1860) is a ten volume journal written, edited and printed by the patients of the Utica State Lunatic Asylum, circa 1851. On its more than...
3 KB (257 words) - 00:25, 31 May 2020
Hurricane Opal was a large and powerful tropical cyclone that caused severe and extensive damage along the northern Gulf Coast of the United States in...
62 KB (6,943 words) - 13:59, 8 November 2024
opal® is the brand name for apple cultivar 'UEB 32642'. The variety originates from a natural crossing of 'Golden Delicious' with 'Topaz'. Developed by...
3 KB (239 words) - 06:02, 4 November 2023
Look up opals in Wiktionary, the free dictionary. Opals are gemstones. Opals may also refer to: OPALS, space experiment Australia women's national basketball...
363 bytes (69 words) - 19:47, 7 December 2021
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...
5 KB (437 words) - 10:54, 1 August 2023
Other notable individual opals: Galaxy Opal Flame Queen Opal Halley's Comet Opal Olympic Australis Opal "The Andamooka Opal Necklace and Earrings". From...
1 KB (115 words) - 08:22, 28 June 2024