Harmotome Har"mo*tome (-m[-o]*t[=o]m), n. [Gr. "armo`s a joint + te`mnein to cut: cf. F. harmotome.] (Min.) A hydrous silicate of alumina and baryta, occurring usually in white cruciform crystals; cross-stone. [1913 Webster]

Note: A related mineral, called lime harmotome, and Phillipsite, contains lime in place of baryta. --Dana. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

  • harmotome — ● harmotome nom masculin (grec harmos, joint) Aluminosilicate, hydraté naturel de potassium et de baryum, appartenant au groupe des zéolites. ⇒HARMOTOME, subst. masc. MINÉR. Silicate d alumine, de baryte et de potasse appartenant au groupe des… …   Encyclopédie Universelle

  • Harmotome — is a mineral, one of the rarer zeolites; a hydrated barium silicate with formula: (Ba0.5,Ca0.5,Na,K)5Al5,Si11O32·12(H2O). It forms vitreous white well defined monoclinic crystals, often associated with calcite and other zeolites. It has a Mohs… …   Wikipedia

  • harmotome — (ar mo to m ) s. m. Terme de minéralogie. Minéral blanchâtre dont les cristaux sont divisés aux jointures. L harmotome est un silicate alumineux, dit aussi hyacinthe cruciforme, staurolithe et andréolithe, par abréviation d andréasbergolithe,… …   Dictionnaire de la Langue Française d'Émile Littré

  • harmotome — /hahr meuh tohm /, n. a zeolite mineral related to stilbite, occurring in twinned crystals. [1795 1805; < F < Gk harmó(s) joint + tomos TOME] * * * ▪ mineral  hydrated barium aluminosilicate mineral, (Ba,Na,K)1–2 (Si,Al)8O16 ∙ 6H2O, in the… …   Universalium

  • harmotome — harmotomas statusas T sritis chemija apibrėžtis Mineralas. formulė Al₂Si₆O₁₆Ba·6H₂O atitikmenys: angl. harmotome rus. гармотом …   Chemijos terminų aiškinamasis žodynas

  • harmotome — noun A rare zeolite, a hydrated barium silicate that forms vitreous white monoclinic crystals …   Wiktionary

  • harmotome — n. Cross stone, staurolite …   New dictionary of synonyms

  • harmotome — har·mo·tome …   English syllables

  • harmotome — ˈhärməˌtōm noun Etymology: French, from Greek harmos joint + tomē section, from temnein to cut; from its occurrence in crystalline form with an octahedron dividing parallel to the plane that passes through the terminal edges more at tome : a… …   Useful english dictionary

  • Harmotom — Harmotom, 2,8 x 2,4 cm große Kristallgruppe aus der Grube „Bellsgrove“ bei Strontian, Schottland Chemische Formel …   Deutsch Wikipedia

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