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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...
- 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...
- 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 Brazil...
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Opal is a
contactless smartcard fare
collection system for
public transport services in the
greater Sydney area.
Operation of the
Opal system is managed...
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narration in the UFC's cold open
promos for pay-per-view events.
Perlman married Opal Stone, an Afro-Jamaican
jewelry designer, on Valentine's Day 1981 and they...
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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...
- 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...
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OPAL (OPtimized
Applicative Language) is a
functional programming language first developed at
Technische Universität Berlin.
There is a
later framework...
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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...
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Opal Lee (born
October 7, 1926) is an
American retired teacher, counselor, and
activist in the
movement to make
Juneteenth a federally-recognized holiday...
