refractory mineral
1Mineral wool — close up. Mineral wool under micr …
2refractory — refractorily, adv. refractoriness, n. /ri frak teuh ree/, adj., n., pl. refractories. adj. 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or… …
3Refractory Ceramic Fiber — Hochtemperaturwolle ist ein künstlich hergestellter Werkstoff zur Wärmedämmung. Inhaltsverzeichnis 1 Historie 2 Hochtemperaturwolle (HTW) 2.1 Alkaline Earth Silikat Wolle (AES Wollen) 2.2 Aluminiumsilikatwolle (ASW) …
4silica 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… …
5Krotit — Dieser Artikel wurde aufgrund von formalen Mängeln an Gestaltung bzw. Form und/oder inhaltlichen Mängeln auf der Qualitätssicherungsseite des WikiProjekts Minerale eingetragen. Dies geschieht, um die Qualität der Artikel aus dem Themengebiet… …
6Baddeleyite — is a rare zirconium oxide mineral (ZrO2 or zirconia), occurring in a variety of monoclinic prismatic crystal forms. It is transparent to translucent, has high indices of refraction (nα=2.130, nβ=2.190, and nγ=2.200), and ranges from colorless to… …
7Presolar grains — are isotopically distinct clusters of material found in the fine grained matrix of primitive meteorites, whose differences from the surrounding meteorite suggest that they are older than the solar system [Maria Lugaro (2005) Stardust from… …
8Gehlenite — Infobox mineral name = Gehlenite category = , , boxwidth = boxbgcolor = imagesize = caption = formula = Ca2Al [AlSiO7] molweight = color = yellow brown, green grey, colourless habit = system = Tetragonal twinning = cleavage = Distinct/good… …
9Krotita — General Categoría Minerales óxidos Clase 4.BC.10 (Strunz) Fórmula química CaAl2O4 Propiedades físicas …
10meteorite — meteoritic /mee tee euh rit ik/, meteoritical, meteorital /mee tee euh ruyt l/, adj. /mee tee euh ruyt /, n. 1. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid. 2. a meteoroid. [1815 25; METEOR + ITE1] * * …
