Geology of sedimentary phosphates:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English French |
| Veröffentlicht: |
London
North Oxford Academic
1986
|
| Ausgabe: | Rev. and updated |
| Schriftenreihe: | Studies in geology
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | EST: Géologie des phosphates sédimentaires <engl.> |
| Beschreibung: | 210 S. Ill., graph. Darst. |
| ISBN: | 0946536554 |
Internformat
MARC
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| 240 | 1 | 0 | |a Géologie des phosphates sédimentaires |
| 245 | 1 | 0 | |a Geology of sedimentary phosphates |c Maurice Slansky |
| 250 | |a Rev. and updated | ||
| 264 | 1 | |a London |b North Oxford Academic |c 1986 | |
| 300 | |a 210 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 0 | |a Studies in geology | |
| 500 | |a EST: Géologie des phosphates sédimentaires <engl.> | ||
| 650 | 4 | |a Marine mineral resources | |
| 650 | 4 | |a Phosphate rock | |
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Datensatz im Suchindex
| _version_ | 1804122659765616640 |
|---|---|
| adam_text | CONTENTS
Foreword ............................................................................... 9
Preface .................................................................................. 11
Chapter 1: Distribution ofphosphorus in nature ............................. 13
1. Historical note .................................................................. 13
2. Phosphorus in the living world .............................................. 13
3. Phosphorus in the Earth s crust ............................................. 17
Chapter 2: Mineralogy of sedimentary phosphates .......................... 19
1. The sedimentary apatites ..................................................... 19
1.1. Principal substitutions .................................................. 19
1.2. Other frequent substitutions .......................................... 24
1.3. Structure of sedimentary apatites .................................... 24
1.4. Relations between structure and substitutions .................... 25
1.4.1. Influence of structure on substitutions ....................... 26
1.4.2. Influence of substitutions on structure ....................... 28
1.4.3. Evaluation of substitutions using crystallographic
parameters ........................................................ 31
1.5. Influence of substitution of PO4 by CO3 on physical
properties ................................................................. 32
2. Other phosphate minerals associated with sedimentary
deposits ......................................................................... 33
Chapter 3: Petrography of sedimentary phosphates ......................... 37
1. Pétrographie classification ................................................... 37
1.1. Definitions ................................................................ 37
1.1.1. Phosphate rocks .................................................. 37
1.1.2. Phosphate particles .............................................. 39
1.1.3. Crystalline textures .............................................. 41
1.2. Phosphatite nomenclature (P2O5 18%) .......................... 42
1.3. Classification of phosphatites ......................................... 44
1.4. Other phosphorites ...................................................... 46
2. Forms of the phosphate fraction of phosphatites ........................ 46
2.1.Thetnicrosphatites ...................................................... ^6
2.2. Particles .................................................................... 11
2.2.1. Particles of arenite size .......................................... - «
2.2.2. Particles of rudite size ........................................... - 6
3.Theexogangue ................................................................. 61
Chapter4: Chemistry of phosphatites .......................................... 69
1. Major elements ................................................................. 69
2. Trace elements ................................................................. 73
3. Concentration of uranium in phosphatites ................................ 75
3.1. Most frequent concentrations ......................................... 75
3.2. Higher concentrations .................................................. 77
3.3. Types of association between uranium and phosphatites ........ 79
4. Rare earth concentrations in phosphatites ................................ 80
Chapter 5: Mechanisms of phosphate sedimentation and
phosphatite accumulation ........................................................... 83
1. Possible sources of phosphorus ............................................. 83
1.1. Direct continental supply .............................................. 83
1.2. Supply from oceanic waters ............................................ 86
2. Formation of phosphate minerals from marine solutions .............. 88
2.1. Concentration of phosphorus by marine organisms .............. 89
2.2. Environment for the formation of phosphate minerals .......... 93
2.3. Formation of sedimentary apatites ................................... 98
2.3.1. Biogenesis ......................................................... 98
2.3.2. Direct precipitation .............................................. 99
2.3.3. Epigenesis ......................................................... 103
2.4. Factors triggering the formation of sedimentary apatite ......... 103
2.4.1. Suitable supply ................................................... 104
2.4.2. Suitability of the depositional environment ................ 105
2.5. Formation of phosphate particles .................................... 112
3. Formation of ore deposits .................................................... 120
3.1. Rate of phosphate sedimentation .................................... 120
3.2. Influence of the low rate of phosphatite sedimentation
on the faciès ............................................................... 124
3.3. Periods favourable to phosphate deposition ....................... 125
3.4. Regions favourable to phosphatite accumulation ................. 131
3.4.1. Abundance of phosphate supply .............................. 131
3.4.2. Location of phosphate deposits ............................... 134
4. Secondary evolution of phosphate deposits .............................. 136
-* 5. Mechanisms of uranium concentration in phosphorites ............... 140
5.1. Primary concentration .................................................. 140
5.2. Secondary concentration ............................................... 141
6. Examples of environments favourable to the accumulation
of phosphatites ............................................................. 142
6.1. Coastal basin of Gabon ............................................... 142
6.2. Benin -Togo coastal basin ................................... 144
6.3. Mauritania-Senegal-Gambia-Guinea Bissau basin .......... 148
6.4. Moroccan coastal basins ................................................ 153
6.5. Tertiary basin of Tunisia ................................................ 154
6.6. The Permian of the Rocky Mountains, U.S. A..................... 157
6.7. Conclusion ................................................................ 159
Chapter 6: Prospecting and mining of deposits ............................... 163
1. Prospecting methods .......................................................... 163
1.1. Determining the favourable geological periods ................... 163
1.2. Identification of favourable zones .................................... 165
1.3. Detailed study of favourable zones ................................... 165
2. Methods of extraction and processing ..................................... 166
Chapter7: The phosphate industry............................................. 169
1. Economic data .................................................................. 169
2. World resources and reserves ............................................... 171
3. Uses of phosphates ............................................................ 174
3.1. Manufacture of fertilizers by acid treatment ....................... 174
3.2. Fertilizers for direct application (ground phosphates) ........... 176
3.3. Other phosphate fertilizers ............................................ 176
3.4. Thermal phosphorus and phosphoric acid .......................... 177
3.5. Cattle feed ................................................................. 177
3.6. Polyphosphates .......................................................... 178
Chapter8: Conclusion ............................................................. 179
Bibliography ........................................................................... 181
Index .................................................................................... 207
|
| any_adam_object | 1 |
| author | Slansky, Maurice |
| author_facet | Slansky, Maurice |
| author_role | aut |
| author_sort | Slansky, Maurice |
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| building | Verbundindex |
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| callnumber-first | Q - Science |
| callnumber-label | QE471 |
| callnumber-raw | QE471.15.P48 |
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| callnumber-subject | QE - Geology |
| classification_rvk | RB 10126 |
| ctrlnum | (OCoLC)478471702 (DE-599)BVBBV008265188 |
| dewey-full | 553.64 |
| dewey-hundreds | 500 - Natural sciences and mathematics |
| dewey-ones | 553 - Economic geology |
| dewey-raw | 553.64 |
| dewey-search | 553.64 |
| dewey-sort | 3553.64 |
| dewey-tens | 550 - Earth sciences |
| discipline | Geologie / Paläontologie Geographie |
| edition | Rev. and updated |
| format | Book |
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| id | DE-604.BV008265188 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T17:17:24Z |
| institution | BVB |
| isbn | 0946536554 |
| language | English French |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-005459393 |
| oclc_num | 478471702 |
| open_access_boolean | |
| owner | DE-703 DE-83 DE-188 |
| owner_facet | DE-703 DE-83 DE-188 |
| physical | 210 S. Ill., graph. Darst. |
| publishDate | 1986 |
| publishDateSearch | 1986 |
| publishDateSort | 1986 |
| publisher | North Oxford Academic |
| record_format | marc |
| series2 | Studies in geology |
| spelling | Slansky, Maurice Verfasser aut Géologie des phosphates sédimentaires Geology of sedimentary phosphates Maurice Slansky Rev. and updated London North Oxford Academic 1986 210 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Studies in geology EST: Géologie des phosphates sédimentaires <engl.> Marine mineral resources Phosphate rock Phosphatmineralien (DE-588)4174366-0 gnd rswk-swf Sediment (DE-588)4054079-0 gnd rswk-swf Phosphatlagerstätte (DE-588)4204653-1 gnd rswk-swf Phosphatlagerstätte (DE-588)4204653-1 s DE-604 Phosphatmineralien (DE-588)4174366-0 s Sediment (DE-588)4054079-0 s HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=005459393&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Slansky, Maurice Geology of sedimentary phosphates Marine mineral resources Phosphate rock Phosphatmineralien (DE-588)4174366-0 gnd Sediment (DE-588)4054079-0 gnd Phosphatlagerstätte (DE-588)4204653-1 gnd |
| subject_GND | (DE-588)4174366-0 (DE-588)4054079-0 (DE-588)4204653-1 |
| title | Geology of sedimentary phosphates |
| title_alt | Géologie des phosphates sédimentaires |
| title_auth | Geology of sedimentary phosphates |
| title_exact_search | Geology of sedimentary phosphates |
| title_full | Geology of sedimentary phosphates Maurice Slansky |
| title_fullStr | Geology of sedimentary phosphates Maurice Slansky |
| title_full_unstemmed | Geology of sedimentary phosphates Maurice Slansky |
| title_short | Geology of sedimentary phosphates |
| title_sort | geology of sedimentary phosphates |
| topic | Marine mineral resources Phosphate rock Phosphatmineralien (DE-588)4174366-0 gnd Sediment (DE-588)4054079-0 gnd Phosphatlagerstätte (DE-588)4204653-1 gnd |
| topic_facet | Marine mineral resources Phosphate rock Phosphatmineralien Sediment Phosphatlagerstätte |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=005459393&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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