Limonite - Wikipedia
网页Limonite (/ ˈlaɪməˌnaɪt /) is an iron ore consisting of a mixture of hydrated iron (III) oxide-hydroxides in varying composition. The generic formula is frequently written as FeO (OH)·nH2O, although this is not entirely accurate as the ratio of …
Limonite: an iron oxide used as pigment and iron ore - Geology.com
网页Limonite used to be considered a mineral, but today the name is a field term for amorphous iron oxides that have been used as yellow to brown ocher pigments and an impure ore of iron.
Limonite: Mineral information, data and localities. - mindat.org
网页'Limonite' is most commonly the mineral species goethite, but can also consist of varying proportions of lepidocrocite, hematite and/or maghemite, along with impurities of other minerals such as quartz and clays.
Limonite - The Mineral and Gemstone Kingdom
网页Limonite is extremely common and forms the coloring matter in many soils. It is also responsible for the coloring on the weathered surfaces of rocks. Much Limonite, especially the fibrous type, is either Goethite or altered Goethite …
Limonite | Properties, Occurrence and Uses » Geology Science
网页2023年4月23日 · Limonite is a mineral that is composed mainly of hydrated iron oxides, typically goethite and/or lepidocrocite, along with other minerals such as magnetite, hematite, and quartz. It is a yellowish-brown to dark brown mineral with a dull or earthy luster and a hardness of 4 to 5.5 on the Mohs scale.
Limonite | Iron Ore, Hydrated Iron & Clay | Britannica
网页Limonite, one of the major iron minerals, hydrated ferric oxide (FeO (OH)·nH2O). It was originally considered one of a series of such oxides; later it was thought to be the amorphous equivalent of goethite and lepidocrocite, but X-ray studies have shown that most so-called limonite is actually.
Limonite Mineral Information, photos and Facts - Nevada …
网页Scientific facts about the mineral Limonite, including distinguishing characteristics, uses of iron ore and occurances.
Limonite: Mineral information, data and localities. - mindat.org
网页2011年10月16日 · Currently used for unidentified massive hydroxides and oxides of iron, with no visible crystals, and a yellow-brown streak. 'Limonite' is most commonly the mineral species goethite, but can also consist of varying proportions of lepidocrocite, hisingerite, pitticite, jarosite group species, maghemite, hematite, etc.
Limonite - Geology 1501 - ECU
网页Limonite. Type: Mineral: Luster: Metallic / Nonmetallic Dull earthy: Hardness: 2 – 2.5 approx. = Fingernail: Cleavage: None: Streak: Yellow Brown: Color: Yellow Brown to Dark Brown: East Carolina University Department of Geological Sciences East 5th Street Greenville, NC 27858-4353 USA
Limonite - Mining Fundamentals
网页Limonite is an iron ore containing hydrated iron (III) oxide-hydroxide mixture in different compositions. It is one of the two major iron ores, the other being hematite - used in production of iron.
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