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| unconformity-associated, quartz pebble conglomerate, phosphate, sandstone, and red bed-type uranium deposits...................................... 23 4.1.10 Hematite Breccia Complex Deposits .......................................... 38 Permissive tracts for phosphate hosted, quartz pebble conglomerate, and unconformity...(Mauritania) BUMIFOM The Bureau Minier de la France dâOutre-Mer CAMP Central Atlantic Magmatic Province...delineation of geologic tracts permissive for the occurrence of uranium deposits. The work is being completed |
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| unconformity-associated, quartz pebble conglomerate, phosphate, sandstone, and red bed-type uranium deposits...................................... 23 4.1.10 Hematite Breccia Complex Deposits .......................................... 38 Permissive tracts for phosphate hosted, quartz pebble conglomerate, and unconformity...(Mauritania) BUMIFOM The Bureau Minier de la France dâOutre-Mer CAMP Central Atlantic Magmatic Province...delineation of geologic tracts permissive for the occurrence of uranium deposits. The work is being completed |
 | PuĆcaĆ, Cristina M., Kristaly, Ferenc, StremĆŁan, Ciprian C., Onac, Bogdan P., Effenberger, Herta S. (2014) Stability of cave phosphates: Case study from Liliecilor Cave (TrascÄu Mountains, Romania) Neues Jahrbuch fĂŒr Mineralogie - Abhandlungen: Journal of Mineralogy and Geoche, 191 (2) 157-168 doi:10.1127/0077-7757/2014/0254 | Journal (article/letter/editorial) |
| variables that control the precipitation of one phosphate species over another in caves. We have explored...comparable to values in igneous rocks in the area. The phosphate assemblage is composed of hydroxylapatite, brushite...represented by quartz, muscovite, several clay minerals, hematite, and ulvöspinel. The amorphous material content...behind the common association of gypsum with phosphate minerals in caves (YOSHIMURA et al. 1989). Although...FORTI 1997), its occurrence is not a required condition for the formation of phosphate minerals in caves |
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| Tennessee. These include the central Tennessee phosphate districts near Nashville, the western Tennessee...manganese mine, 1.25 miles ENE of Weatherly Switch: hematite, pyrolusite, psilomelane, wavellite (Stose and...NW of Piney Grove Church at Blockhouse: oolitic hematite (Neuman and Wilson 1960). Friendsville prospects...barite, calcite, chalcopyrite, covellite, fluorite, hematite, malachite, quartz, sphalerite (Ferguson and Jewell...Institution specimen). Decatur County Beech River white phosphate mines, 1.2 miles NNW of Decaturville: carbonate-fluorapatite |
 | Orris, Greta J., Dunlap, Pamela, Wallis, John, Wynn, Jeff (2015) Phosphate occurrence and potential in the region of Afghanistan, including parts of China, Iran, Pakistan, Tajikistan, Turkmenistan, and Uzbekistan. Open-File Report 2015-1121. US Geological Survey doi:10.3133/ofr20151121 | Report (issue) |
| Phosphate Occurrence and Potential in the Region of Afghanistan, Including Parts of China, Iran, Pakistan...Dunlap, Pamela, and Wallis, J.C., 2015, Phosphate occurrence and potential in the region of Afghanistan............................................. 1 Phosphate Rock ......................................................................... 2 Sedimentary Phosphate ....................................................................... 3 Igneous Sources of Phosphate ............................................. |
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| cross-strata are lithologically heterogeneous; hematite laminae are interlayered with pebble conglomerate...sorted aggregate of quartz and sericite with minor hematite, leucoxene, garnet, albite, biotite, and epidote...These are largely hematite, commonly with accessory ilmenite and rutile. The hematite commonly shows octahedral...mixed conglomerate and pebbly quartzite, each with hematite-rich laminae. Pebbles mostly H-l in. in maximum...separated with bromoform and yielded 56 grams of hematite, kyanite, rutile, and ilmenite. 7 NEJiNWJi sec |
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| Associate Photographers Nelly Bariand Sorbonne Paris, France Dan Behnke Northbrook, IL Werner Ueber Heidelberg........ 325 by J. P. Cassedanne A vivianite occurrence in Contra Costa County,California ... 337 ......................... 339 by P. B. Moore Phosphate minerals from the Leveaniemi iron mine, Svappavaara....................... 347 by G. Niedermayr Phosphate microminerals of the Indian Mountain a r e a ...and mineraiogical environment of the mineralâs occurrence? (13) What are the associated species, and how |
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| Jargal Lkhamsuren and Yondon Majigsuren 12 Phosphate Deposits . . . . . . . . . . . . . . . . . . ...REE-Zr-Nb and Ta; (6) sedimentary deposits of phosphate and uranium; (7) ïŹuorspar; and (8) coal and oil...Badarch 2005). This belt contains sedimentary phosphate deposits and occurrences and sedimentary Mn and...and sedimentary Fe-V occurrences. Sedimentary phosphate deposits are related to Ediacaran-Early Cambrian...are mainly above the productive phosphate deposition. About 30 phosphate deposits and occurrences are known |
 | TvrdĂœ, J, Sejkora, J, Rosseel, P, DolnĂÄek, Z (2021) Ferraioloite from the SĂtio do Castelo mine, Folgosinho (Guarda, Portugal), description and Raman spectroscopy. Journal of GEOsciences, 66 (3) 139-146 | Journal (article/letter/editorial) |
| B-2500 Lier, Belgium Corresponding author A zinc phosphate corresponding to ferraioloite with low Mg and...attributed to stretching and bending vibrations of phosphate tetrahedra and complex metal-centered polyhedra...chemical electron microprobe (EMP) analysis. 2. Occurrence The SĂtio do Castelo mine is located in the Serra...gahnite (Garate-Olabe et al. 2012). Irregular phosphate accumulations and sulphide aggregates (pyrite... Intense weathering yielded varied secondary phosphate assemblages, which differ concerning their source |
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| ERITREA ESTONIA ESWATINI ETHIOPIA FIJI FINLAND FRANCE GABON GEORGIA GERMANY GHANA GREECE GRENADA GUATEMALA...contract holder (Canada) and one agreement holder (France), was concluded in October 2018. This publication... THORIUM AND RARE EARTH ELEMENTS IN EGYPTIAN PHOSPHATE DEPOSITS .......................................were undertaken by the researchers from Canada and France; Ghana, Madagascar, Mongolia and the Philippines...characterization and assessment of the uranium potential of phosphate type deposits. 5. CRP ACHIEVEMENTS New geochemical |
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| a general description of the association and occurrence of the minerals which etc., it contains is...general physical characters, together with their occurrence, associations, uses, etc., are included under...115 MINERALS ARRANGED ACCORDING TO ELEMENTS. OCCURRENCE AND ASSOCIATION OF MINERALS LISTS OF . Rocks...lines A-B and A-C, would be the more common in occurrence. include a greater or less MANUAL OF MINERALOGY...of their faces. Perhaps the one most common in occurrence has the parameter relations la, 2b, c, the |
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| 10. Map of Club House extension mine showing occurrence of manganese-oxide and carbonate-oxide bodies...________ 4. Sketch at Shell-Reither prospect showing occurrence of horizontal hausmannite-carbonate ledge near...near top of Fernvale limestone and occurrence of oxide masses in residual clay _ 5. Structure section through...6. Sketch section at Club House mine showing occurrence of lenticular ore bodies of hausmannite and manganese...10. Map of Club House extension mine showing occurrence of manganese-oxide and carbonate-oxide bodies |
 | | Book (edition) |
| dealing with mode of origin and localities of occurrence have been thoroughly revised. The genesis of...general description of the associaÂŹ tion and occurrence of the minerals which it contains is given. Statistics...general physical characters, together with their occurrence, associations, uses, etc., are included under...Arranged According to Elements .... 124 326 Occurrence and Association of Minerals Rocks and Rock-making...lines A-B and A-C, would be the more common in occurrence. Law of the Constancy of Interfacial Angles. |
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| quartz + albite + K-feldspar + illite/muscovite + hematite + chlorite. Shales in the Lower Passaic Formation...assemblage is: quartz + albite + illite/muscovite + hematite + chlorite + calcite. In these rocks, plagioclase...batholith; K = Southern California; L = Massif Central, France; M = Service Creek, Colorado; N = Stockton Formation;...and hematite or pyrite. For rocks in which biotite is developed (Table 1), dolomite and hematite are...mineralogies suggest that illite/muscovite reacted with hematite/pyrite and dolomite to yield biotite + calcite |
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| equivalent strata (except for Skunk Spring Canyon occurrence, see fig. 14), northwestern Utah. Solid circle...section, Causey Dam area, Utah 39 14. Phosphate occurrence in lower Goniatites zone of Camp Canyon...conodont acid-extraction, organic-carbon analysis, phosphate spectrographic analysis, lithologic and thin-section...critical basal part was sought out and trenched for phosphate rock. Sections where phosphorite has been observed...distribution is shown in figure 7. Mlsslssipplnn phosphate occurrences In Utah Sections observed and studied |
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| the electrochemical series, of interest in the occurrence and metallurgical treatment of ores, and chemical...crystal-symmetry is inserted. The chapter on the occurrence of minerals has been partly rewritten to include...180 183 184 185 187 189 192 197 CHAPTER V. THE OCCURRENCE OF MINERALS The Classification of Rocks I. Igneous...constant. Coal, mineral oils, limestones and some phosphate are examples of such substances. Bodies in no...silicate ion Si044- see Fig. 125a, p. 350) and the phosphate ion P04 3-. The carbonate ion C0 32- has one carbon |
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| Associate Photographers Nelly Bariand Sorbonne Paris, France Werner Lieber Heidelberg, W. Germany Olaf Medenbach...p hoto by W endell W ilson. For m ore on this occurrence see the article b eg in n in g on page 81. Copyright...Aragonite Calcite Creedite Epidote Fluorite Gypsum Hematite Ilvaite Magnetite Nekoite Quartz Thaumasite Ca3FeJ3(S...the past. Calcite C aC 03 Calcite is of limited occurrence in the Grizzley Bear mine but does occasionally...distinctive habits in the Grizzley. The most unique occurrence is the chloritic quartz, which can vary from |
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| Record 40:297â304. Fracture-hosted Secondary Phosphate Mineralization at the Crooker Gem Pegmatite, Newry...This is the first reported occurrence of extensive fracture-hosted phosphate mineralization in the northern...few. King and Foord (1994, 2000) report a small phosphate suite, with the most notable species being zanazziite...than fifty-five are separate species. Primary phosphate masses that have been observed in the pegmatite...the most important. Because of the widespread occurrence of fluorapatite in the pegmatite, it is interpreted |
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| chapter on genesis (Chapter 5) goes beyond the occurrence and associations of minerals to a consideration...developed men recognized natural pigments such as hematite (red) and manganese oxides (black) and used them...process in 1886 by Hall in America and HĂ©roult in France. Many minerals will gain greater commercial importance...collections for posterity. A few minerals are of common occurrence and are available in the earthâs crust to anyone...alum, cupric sulfate, or ammonium dihydrogen phosphate. If a small seed crystal is suspended in such |
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| Phosphate deposits of the world ' Volume | Proterozoic and Cambrian phosphorites Sore so /P.J.COO... Phosphate deposits of the world VOLUME | Proterozoic and Cambrian phosphorites Phosphate deposits...British Library cataloguing in publication data Phosphate deposits of the world. Vol. 1: Proterozoic and...Stratigraphy 24 Tectonic setting 24 Sedimentation Phosphate deposits N ey 5 Origin 25 Proterozoic of the...63 A.L. YANSHIN Introduction Amadeus Basin 29 Phosphate occurrences 29 Cambrian phosphorites of Australia |
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| mineral, with details on VIII PREFACE their occurrence, as well as details on their composition, [blowpipe)...X-ray diffraction studies of minerals 5 The occurrence of minerals 5.1 5.2 5.3 5.4 5.5 5.6 5.7 Introduction...fluorite (CaF2) nitre (KNO3) phosphoric H3PO4 phosphate sulphuric H2SO4 sulphate apatite (Ca5[PO4h)...chemical phenomena which are of importance in the occurrence and treatment of 1ninerals. The more active metals... PHYSICAL PROPERTIES OF MINERALS 30 magnetite, hematite, ilmenite, pyrite and galena, are always opaque |
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| terminology. The terms mine, prospect, claim, and occurrence are used as follows: M--Mine: a mineral deposit...chromite epidote fluorite galena graphite garnet hematite magnetite molybdenite ms muse mz pent po pow...muscovite monazite pentlandite pyrrhotite powellite phosphate pyrite quartz stibnite scheelite sphalerite tetrahedrite...descriptions of the geology and mineralogy of the occurrence or deposit made by the geologist who collected...galena garnet hem mag mo po py qz si -â ----â hematite magnetite molybdenite pyrrhotite pyrite quartz |
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| Papineau Abstract The distribution of major phosphate deposits in the Precambrian sedimentary rock record...phosphogenic event in the Neoproterozoic. Phosphorites (phosphate-rich sedimentary rocks that contain more than...provides a review of some important Paleoproterozoic phosphate deposits and of models proposed for their origin...presented for the spatial and temporal modes of occurrence of phosphorites along with possible connections...origin of phosphate deposits in the geological record is not well understood, but their occurrence at both |
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| In some cases, more than one mine, prospect, occurrence, or claim are grouped under the same map number...the deposits are classified as mine, prospect, occurrence, or claim as follows: Mine: A mineral deposit...land for residential or recreational purposes. Occurrence: An unexplored and non-productive mineral deposit... Location: 56° 56' N, 134° 08' W Category: Occurrence Principal mineral commodities: Zn, Ag Brief...Islets) Location: 56° N, 134° 08' W Category: Occurrence (see also map no. 4) Principal mineral commodities: |
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| SebeĆ-Lotru Group), the only sig nificant type of occurrence is the graphite deposit at Polovragi in the ParĂąng...processes. A good example is DobĆĄinĂĄ (SLK), where hematite and mag netite beds, siderite stratiform bodies...host Fe.Ti.V-ores in Jurassic gabbros. copper-hematite ores in basalts. Kuroko-type Pb.Znores associated...major tv pes of mineral deposits or min eral occurrence arc verv adequately' represented in the Carpathians...penetrate them, especially at the Ciucaru Mare occurrence. Ac cessory millerite and secondary magnetite |
