Sanakirja
Tekoälykääntäjä
Määritelmät
Substantiivi
- (mineralogy) A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO₂·nH₂O.
- (gemology) A precious gem, an iridescent gemstone found in the opal-silica mineral substrate (potch)
- The colour of opal: any shade of blue with bright flecks of other colours, such as white, yellow, and red.
- (biology, genetics, biochemistry) A colloquial name used in molecular biology referring to a particular stop codon sequence, "UGA."
- Any of various lycaenid butterflies of the genus Nesolycaena.
Esimerkit
- Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)
Taivutusmuodot
| Monikko | opals |
Luokat
(mineralogy) A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO₂·nH₂O.
A rich seam of iridescent opal encased in matrix
