Definition of rock crystal. Meaning of rock crystal. Synonyms of rock crystal

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

Definition of rock crystal

Rock crystal
Crystal Crys"tal (kr?s"tal), n. [OE. cristal, F. cristal, L. crystallum crystal, ice, fr. Gr. ????, fr. ???? icy cold, frost; cf. AS. crystalla, fr. L. crystallum; prob. akin to E. crust. See Crust, Raw.] 1. (Chem. & Min.) The regular form which a substance tends to assume in solidifying, through the inherent power of cohesive attraction. It is bounded by plane surfaces, symmetrically arranged, and each species of crystal has fixed axial ratios. See Crystallization. 2. The material of quartz, in crystallization transparent or nearly so, and either colorless or slightly tinged with gray, or the like; -- called also rock crystal. Ornamental vessels are made of it. Cf. Smoky quartz, Pebble; also Brazilian pebble, under Brazilian. 3. A species of glass, more perfect in its composition and manufacture than common glass, and often cut into ornamental forms. See Flint glass. 4. The glass over the dial of a watch case. 5. Anything resembling crystal, as clear water, etc. The blue crystal of the seas. --Byron. Blood crystal. See under Blood. Compound crystal. See under Compound. Iceland crystal, a transparent variety of calcite, or crystallized calcium carbonate, brought from Iceland, and used in certain optical instruments, as the polariscope. Rock crystal, or Mountain crystal, any transparent crystal of quartz, particularly of limpid or colorless quartz.
rock crystal
Crystal Crys"tal (kr?s"tal), n. [OE. cristal, F. cristal, L. crystallum crystal, ice, fr. Gr. ????, fr. ???? icy cold, frost; cf. AS. crystalla, fr. L. crystallum; prob. akin to E. crust. See Crust, Raw.] 1. (Chem. & Min.) The regular form which a substance tends to assume in solidifying, through the inherent power of cohesive attraction. It is bounded by plane surfaces, symmetrically arranged, and each species of crystal has fixed axial ratios. See Crystallization. 2. The material of quartz, in crystallization transparent or nearly so, and either colorless or slightly tinged with gray, or the like; -- called also rock crystal. Ornamental vessels are made of it. Cf. Smoky quartz, Pebble; also Brazilian pebble, under Brazilian. 3. A species of glass, more perfect in its composition and manufacture than common glass, and often cut into ornamental forms. See Flint glass. 4. The glass over the dial of a watch case. 5. Anything resembling crystal, as clear water, etc. The blue crystal of the seas. --Byron. Blood crystal. See under Blood. Compound crystal. See under Compound. Iceland crystal, a transparent variety of calcite, or crystallized calcium carbonate, brought from Iceland, and used in certain optical instruments, as the polariscope. Rock crystal, or Mountain crystal, any transparent crystal of quartz, particularly of limpid or colorless quartz.

Meaning of rock crystal from wikipedia

- rock crystal is sometimes used as an alternative name for the purest form of quartz. Quartz belongs to the trigonal crystal system. The ideal crystal...
- solidification. The word crystal derives from the Ancient Gr**** word κρύσταλλος (krustallos), meaning both "ice" and "rock crystal", from κρύος (kruos),...
- A rock crystal vase is a vase made of rock crystal, a type of hardstone carving. Such vases were rare, expensive, and decorated with gold and jewels, used...
- Rock Crystal (German: Bergkristall; 1845) is a novella by Austrian writer Adalbert Stifter, about two missing children on Christmas Eve. It influenced...
- Crystal skulls are human skull hardstone carvings made of clear or milky white quartz (also called "rock crystal"), claimed to be pre-Columbian Mesoamerican...
- lead crystal remains po****r for historical and commercial reasons. It is retained from the Venetian word cristallo to describe the rock crystal imitated...
- The Rock Crystal egg or Revolving Miniatures egg is an Imperial Fabergé egg, one in a series of fifty-two jeweled eggs made under the supervision of Peter...
- made from rock crystal but since the 19th century from crystal gl**** or polymers such as acrylic. Originally, rhinestones were rock crystals gathered from...
- the evaporation of a shallow salt basin. The crystals form a circular array of flat plates, giving the rock a shape similar to a rose blossom. Gypsum roses...
- commonly known as rock salt, is a type of salt, the mineral (natural) form of sodium chloride (Na Cl). Halite forms isometric crystals. The mineral is typically...
Loading...