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dufrenite

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1
Dufrénite: Mineral information, data and localities.
A secondary mineral occurring with limonite in gossan of veins and in iron ore deposits. See also natrodufrénite which is visually indistinguishable from . www.mindat.org
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Dufrenite - Project 1999 Wiki
This item is not crafted by players. Tradeskill recipes. This item is not used in player tradeskills. Retrieved from "https://wiki.project1999. wiki.project1999.com
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Dufrenite Mineral Data - Mineralogy Database
General Dufrenite Information. Help on Chemical Formula: Chemical Formula: Fe++Fe+++4(PO4)3(OH)5•2(H2O). Help on Composition: ... webmineral.com
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dufrenite
dufrenite Min. (djuːˈfrɛnaɪt) [Named 1833 after M. Dufrénoy, a French mineralogist.] Hydrous phosphate of iron, occurring in dull-greenish nodules and fibrous masses.1850 Dana Min. 450 Dufrenite. Oxford English Dictionary
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Dufrenite :: Items :: EverQuest :: ZAM - Allakhazam
Best place to find Dufrenite is in Sol A off the robots back in the back in or near Gabby Mardoodle's area. They drop off various models of cwg ... everquest.allakhazam.com
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Dufrenite mineral information and data
Dufrenite is a secondary mineral that typically forms in iron ore deposits. It is an uncommon mineral, and localities for Dufrenite include in Germany, England ... www.dakotamatrix.com
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Beraunite
complex of iron-oxygen octahedral face is sharing triplets corner to four other octahedral in the arrangement of atoms of the basic iron phosphates like dufrenite The dufrenite problem, American Mineralogist,34, 513-540. Johan P.R.DE. Villiers.(1975). wikipedia.org
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[PDF] Dufrénite Ca0.5Fe2+Fe (PO4)4(OH)6 • 2H2O - RRuff
Dufrénite. Ca0.5Fe2+Fe. 3+. 5. (PO4)4(OH)6 • 2H2O c с2001-2005 Mineral Data Publishing, version 1. Crystal Data: Monoclinic. Point Group: 2/m. Crystals rare ... rruff.geo.arizona.edu
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DUFRENITE Definition & Meaning - Merriam-Webster
The meaning of DUFRENITE is a blackish green mineral Fe5(PO4)3(OH)5.2H2O consisting of hydrous iron phosphate commonly massive or in nodules. www.merriam-webster.com
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The dufrenite problem* | American Mineralogist - GeoScienceWorld
It is shown that several different basic iron phosphates have been confused since earliest times under the name dufrenite. pubs.geoscienceworld.org
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Dufrenite - Encyclopedia - Le Comptoir Géologique
Dufrenite is a hydrated iron phosphate of secondary origin. It is mainly found in sodolithic pegmatites as a primary phosphate alteration mineral. www.le-comptoir-geologique.com
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Minyulite
It occurs in association with dufrenite, apatite, fluellite, wavellite, variscite and leucophosphite. wikipedia.org
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rockbridgeite
rockbridgeite Min. (ˈrɒkbrɪdʒaɪt) [f. the name of Rockbridge County, Virginia, where the first specimens were recognized + -ite1.] A basic phosphate of iron and manganese which is found as dark green or black masses and crusts (turning brown in air owing to oxidation) in limonite and pegmatite depos... Oxford English Dictionary
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Andrewsite
S. (1875) 'On Andrewsite and Chalkosiderite' Journal of the Chemical Society, London: 28: 586-591 Frondel, C. (1949) 'The Dufrenite Problem', American wikipedia.org
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xanthoxenite
xanthoxenite Min. (zænθəʊˈziːnaɪt) [ad. G. xanthoxen (Laubmann & Steinmetz 1920, in Zeitschr. f. Krist. LV. 580), f. Gr. ξανθο- xantho-, after G. cacoxen cacoxenite: see -ite1.] A hydrated basic phosphate of calcium and ferric iron, Ca4Fe3+2(PO4)4(OH)2·3H2O, occurring as yellow translucent triclinic... Oxford English Dictionary
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