Hornblende granite

Hornblende granite
Granite Gran"ite (gr[a^]n"[i^]t), n. [It. granito granite, adj., grainy, p. p. of granire to make grainy, fr. L. granum grain; cf. F. granit. See {Grain}.] (Geol.) A crystalline, granular rock, consisting of quartz, feldspar, and mica, and usually of a whitish, grayish, or flesh-red color. It differs from gneiss in not having the mica in planes, and therefore in being destitute of a schistose structure. [1913 Webster]

Note: Varieties containing hornblende are common. See also the {Note} under {Mica}. [1913 Webster]

{Gneissoid granite}, granite in which the mica has traces of a regular arrangement.

{Graphic granite}, granite consisting of quartz and feldspar without mica, and having the quartz crystals so arranged in the transverse section like oriental characters.

{Porphyritic granite}, granite containing feldspar in distinct crystals.

{Hornblende granite}, or

{Syenitic granite}, granite containing hornblende as well as mica, or, according to some authorities hornblende replacing the mica.

{Granite ware}. (a) A kind of stoneware. (b) A Kind of ironware, coated with an enamel resembling granite. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Granite — Gran ite (gr[a^]n [i^]t), n. [It. granito granite, adj., grainy, p. p. of granire to make grainy, fr. L. granum grain; cf. F. granit. See {Grain}.] (Geol.) A crystalline, granular rock, consisting of quartz, feldspar, and mica, and usually of a… …   The Collaborative International Dictionary of English

  • Granite ware — Granite Gran ite (gr[a^]n [i^]t), n. [It. granito granite, adj., grainy, p. p. of granire to make grainy, fr. L. granum grain; cf. F. granit. See {Grain}.] (Geol.) A crystalline, granular rock, consisting of quartz, feldspar, and mica, and… …   The Collaborative International Dictionary of English

  • Hornblende — Amphibole Hornblende General Category Igneous, metamorphic Chemical formula Ca2 …   Wikipedia

  • Hornblende — Catégorie IX : silicates[1] Hornblende Général …   Wikipédia en Français

  • Granite Rapakivi — Le granite rapakivi désigne un type de granite particulièrement sensible à l érosion. Il est riche en hornblende et biotite et contient de grands cristaux arrondis d orthose rose enveloppés dans de l oligoclase gris. Le mot rapakivi vient du… …   Wikipédia en Français

  • Granite rapakivi — Le granite rapakivi est un type de granite particulièrement sensible à l érosion. Il est riche en hornblende et biotite et contient de grands cristaux arrondis d orthose rose enveloppés dans de l oligoclase gris. Le mot rapakivi vient du finnois… …   Wikipédia en Français

  • granite — [gran′it] n. [It granito, granite, lit., grained, pp. of granire, to reduce to grains < grano < L granum, a seed, GRAIN] a very hard, coarsegrained, gray to pink, intrusive igneous rock, composed mainly of feldspar, quartz, mica, and… …   English World dictionary

  • Gneissoid granite — Granite Gran ite (gr[a^]n [i^]t), n. [It. granito granite, adj., grainy, p. p. of granire to make grainy, fr. L. granum grain; cf. F. granit. See {Grain}.] (Geol.) A crystalline, granular rock, consisting of quartz, feldspar, and mica, and… …   The Collaborative International Dictionary of English

  • Graphic granite — Granite Gran ite (gr[a^]n [i^]t), n. [It. granito granite, adj., grainy, p. p. of granire to make grainy, fr. L. granum grain; cf. F. granit. See {Grain}.] (Geol.) A crystalline, granular rock, consisting of quartz, feldspar, and mica, and… …   The Collaborative International Dictionary of English

  • Porphyritic granite — Granite Gran ite (gr[a^]n [i^]t), n. [It. granito granite, adj., grainy, p. p. of granire to make grainy, fr. L. granum grain; cf. F. granit. See {Grain}.] (Geol.) A crystalline, granular rock, consisting of quartz, feldspar, and mica, and… …   The Collaborative International Dictionary of English

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