a conglomerte bed as a possible lower boundary - Professor Kamal ...

3.3.7. Intraclastic Wackstone...... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... .... 55
3.4. Environment of Deposition.... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... 59
3.4.1. Rimmed Versus Ramp Platform....... ......... ......... ......... ......... ......... ......... ......... ......... ......... 60
3.4.2. Source Area..... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... .. 61
Chapter Four:
GEOCHEMISTRY
4.1. Introduction......... ... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ................ 64
4.2. Analytical procedure.... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... . 65
4.2.1. Determination of Major and Trace Elements... ......... ......... ......... ......... ......... ....... 65
4.2.2. Separation of Insoluble Residue Contents...... ......... ......... ......... ......... ......... ......... ......... .. 65
4.2.3. The Loss On Ignition ............................................ ............................................... ..................... 65
4.2.4. Micro Probe Analyses (MPA)........................................... .......................................................... 66
4.3. X-Ray Diffraction Analyses........................................ ................................................................. 67
4.3.1. Bulk Sample Mineral Composition............................................ ................................................ 67
4.3.2. Mineral Content of The Insoluble Residue................................................................................ 67
4.4. Major Oxides Geochemistry............................................... ........................................................ 69
4.5. Trace Element Geochemistry.......................................... ........................................................... 85
4.6. Statistics and Data Analysis............................................................................................. .......... 95
4.6.1. Preface......................................... ............................................... ................................................ 95
4.6.2. Precision and Accuracy......................................... .................................................................... 96
4.6.3. Cluster and Factor Analyses......................................... ............................................................. 99
Conclusions............................................... ............................................... .............................................. 112
References. ............. ............................................... ................................................................................ 114
APPENDIXES
Title
Appendix (A): Major oxide, Trace Element and Insoluble Residue content in the limestone bulk
and insoluble residiue samples from Qulqula Fm…………………………………..................................
Appendix (B): XRD patterns of some black limestone powder bulk and insoluble residue
samples illustrating the diffraction maximum pattern of Calcite and little Kaolinite & Quartz….....
Page
127
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