fibrous ore
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feather ore — noun : a capillary or fibrous form of jamesonite … Useful english dictionary
Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… … Universalium
Wrought iron — is commercially pure iron. In contrast to steel, it has a very low carbon content. It is a fibrous material due to the slag inclusions (a normal constituent). This is also what gives it a grain resembling wood, which is visible when it is etched… … Wikipedia
Mineral — For other uses, see Mineral (disambiguation). An assortment of minerals. A mineral is a naturally occurring … Wikipedia
iron processing — Introduction use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting. Iron (Fe) is a… … Universalium
Asbestos — For other uses, see Asbestos (disambiguation). Fibrous asbestos on muscovite … Wikipedia
wrought iron — wrought iron, adj. a form of iron, almost entirely free of carbon and having a fibrous structure including a uniformly distributed slag content, that is readily forged and welded. [1670 80] * * * One of the two forms in which iron is obtained by… … Universalium
List of fictional elements, materials, isotopes and atomic particles — This list contains chemical elements, materials, isotopes or (sub)atomic particle that exist primarily in works of fiction (usually fantasy or science fiction). No actual periodic elements end in ite , though many minerals have names with this… … Wikipedia
Limonite — is an ore consisting in a mixture of hydrated iron(III) oxide hydroxide of varying composition. The generic formula is frequently written as FeO(OH)·nH2O, although this is not entirely accurate as limonite often contains a varying amount of oxide … Wikipedia
hematite — hematitic /hee meuh tit ik, hem euh /, adj. /hee meuh tuyt , hem euh /, n. a very common mineral, iron oxide, Fe2O3, occurring in steel gray to black crystals and in red earthy masses: the principal ore of iron. [1535 45; < L haematites… … Universalium
Graphite — For other uses, see Graphite (disambiguation). Graphite Graphite specimen General Category Native element mineral … Wikipedia
