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...

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...

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...

OPAL (OPtimized Applicative Language) is a functional programming language first developed at Technische Universität Berlin. There is a later framework...

Starburst (originally known as Opal Fruits) is the brand name of a box-shaped, fruit-flavoured soft taffy candy manufactured by The Wrigley Company, which...

Opal Lee (born October 7, 1926) is an American retired teacher, counselor, and activist in the movement to make Juneteenth a federally-recognized holiday...

Other notable individual opals: Galaxy Opal Flame Queen Opal Halley's Comet Opal Olympic Australis Opal "The Andamooka Opal Necklace and Earrings". From...

Outback Opal Hunters is an Australian factual television show which follows opal miners across various sites in the Australian states of New South Wales...

Twentieth Century Fox, and starring AnnaSophia Robb as Opal Buloni. A 10-year-old girl named India Opal Buloni has just moved to a trailer park in the small...

Opal is a contactless smartcard fare collection system for public transport services in the greater Sydney area. Operation of the Opal system is managed...