vitreous fracture

См. также в других словарях:

• Euryops speciosissimus — Resin Res in (r[e^]z [i^]n), n. [F. r[ e]sine, L. resina; cf. Gr. rhti nh Cf. {Rosin}.] Any one of a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and …   The Collaborative International Dictionary of English

• Highgate resin — Resin Res in (r[e^]z [i^]n), n. [F. r[ e]sine, L. resina; cf. Gr. rhti nh Cf. {Rosin}.] Any one of a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and …   The Collaborative International Dictionary of English

• Resin — Res in (r[e^]z [i^]n), n. [F. r[ e]sine, L. resina; cf. Gr. rhti nh Cf. {Rosin}.] Any one of a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and are… …   The Collaborative International Dictionary of English

• Resin bush — Resin Res in (r[e^]z [i^]n), n. [F. r[ e]sine, L. resina; cf. Gr. rhti nh Cf. {Rosin}.] Any one of a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and …   The Collaborative International Dictionary of English

• Resin — Not to be confused with rosin, a particular type of resin. This article is about the plant secretion. For other uses, see Resin (disambiguation). Insect trapped in resin …   Wikipedia

• Silicate minerals — ▪ Table Silicate minerals name colour lustre Mohs hardness specific gravity Tectosilicates (three dimensional networks) feldspar (for other examples, see feldspar) orthoclase flesh red, white to pale yellow, red, green vitreous 6–6½ 2.6… …   Universalium

• Sulfate minerals — ▪ Table Sulfate minerals name colour lustre Mohs hardness specific gravity alum colourless; white vitreous 2–2½ 1.8 alunite white; grayish, yellowish, reddish, reddish brown vitreous 3½–4 2.6–2.9 alunogen white; yellowish or reddish vitreous to… …   Universalium

• Oxide minerals — ▪ Table Oxide minerals name colour lustre Mohs hardness specific gravity anatase brown to indigo blue and black; also variable adamantine to metallic adamantine 5½–6 3.8–4.0 boehmite white, when pure 3 3.0–3.1 brookite various browns metallic… …   Universalium

• industrial glass — Introduction       solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …   Universalium

• Phosphate minerals — ▪ Table Phosphate minerals name colour lustre Mohs hardness specific gravity amblygonite white to creamy white; slightly tinted vitreous to greasy 5½–6 3.0–3.1 apatite carbonate apatite variable, greens predominating vitreous 5 2.9–3.2… …   Universalium

• silica mineral — Any of the forms of silicon dioxide (SiO2), including quartz, tridymite, cristobalite, coesite, stishovite, melanophlogite, lechatelierite, and chalcedony. Various kinds of silica minerals have been produced synthetically. * * * Introduction… …   Universalium