Felsic plutonic rocks of the Midyan region, Kingdom of Saudi Arabia—I. Distribution, classification and resource potential

Al-Tayyar, 1982, Reconnaissance geology of the Jabal al Lawz quadrangle, sheet 28/35A, Kingdom of Saudi Arabia, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-02-15 Atherton, 1979, The geochemical character of the segmented Peruvian coastal batholith and associated volcanics, 45 Barker, 1979, Trondhjemite—definition, environment and hypothesis of origin, 1 Chappell, 1974, Two contrasting granite types, Pacific Geol., 8, 173 Clark, M. D. in press. Geologic map of the Al Bad quadrangle, sheet 28A, Kingdom of Saudi Arabia. Saudi Arabian Deputy Ministry for Mineral Resources Geoscience Map (with text). (Also issued as Open-File Report DGMR-OF-03-20). Collins, 1982, Nature and origin of A-type granites with particular reference to southeastern Australia, Contr. Miner. Petrol., 80, 189, 10.1007/BF00374895 Davies, 1982, Quantitative strain analysis of Pan-African granites intruded into a ductile shear zone in the northwestern Al Hijaz, Kingdom of Saudi Arabia, Saudi Arabian Deputy Ministry for Mineral Resources Prof. Pap. PP-1, 53 Davies, F. B. and Grainger, D. J. in press. Geologic map of the Al Muwaylih quadrangle, sheet 27A, Kingdom of Saudi Arabia. Saudi Arabian Deputy Ministry for Mineral Resources Geoscience Map (with text). (Also issued as Open-File Report DGMR-OF-03-8). DGMR, 1979, Saudi Arabian code of lithostratigraphic classification and nomenclature, Saudi Arabian Directorate General of Mineral Resources Technical Manual TM-1979-1 1977 Douch, 1983, Follow-up prospecting in felsic plutonic rocks of the northern Midyan region, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-03-28 Douch, 1986, Ratamah specialized granite, Midyan region, Kingdom of Saudi Arabia; rock types, geochemistry and rare-metal distribution, J. Afr. Earth Sci., 4, 177, 10.1016/S0899-5362(86)80078-1 Douch, 1980, The geology and resource potential of the Jabal Tawlah radioactive microgranite, N.W. Hijaz, Saudi Arabian Directorate General of Mineral Resources Open-File Report DGMR-694 Douch, 1982, Jabal Tawlah prospect (28/35C)—revised estimate of resource potential, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-02-8 Drysdall, 1979, Petrogenesis of two peralkaline microgranites from N.W. Hijaz; some considerations relevant to further prospecting, Saudi Arabian Directorate General of Mineral Resources Open-File Report DGMR-705 Drysdall, 1980, Geology and mineral potential of the granites of N.W. Hijaz, interim report No. 1, with statistical analysis by J. Odell, Saudi Arabian Directorate General of Mineral Resources Open-File Report DGMR-722 Drysdall, 1982, Geology and mineral potential of the granites of north-western Hijaz, interim report No. 2; geochemical and mineralogical data, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-02-14 Drysdall, 1986, NbThZr mineralization in microgranite—microsyenite at Jabal Tawlah, Midyan region, Kingdom of Saudi Arabia, J. Afr. Earth Sci., 4, 275, 10.1016/S0899-5362(86)80089-6 Drysdall, 1984, Rare element mineralization related to Precambrian alkali granites in the Arabian Shield, Econ. Geol., 79, 1366, 10.2113/gsecongeo.79.6.1366 Drysdall, 1982, Geochemical discrimination of the granitic rocks of Midyan, northwestern Al Hijaz, Kingdom of Saudi Arabia, Saudi Arabian Deputy Ministry for Mineral Resources Prof. Pap. PP-1, 67 Hackett, 1983, A wadi-sand and rock-chip geochemical survey in the Jabal Marshah area (28/34B), Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-04-11 Harris, 1980, Geochemistry and petrogenesis of a peralkaline granite complex from the Midian Mountains, Saudi Arabia, Lithos, 13, 325, 10.1016/0024-4937(80)90052-3 Harris, 1983, Geochemistry and petrogenesis of a nepheline syenite—carbonatite complex from the Sudan, Geol. Mag., 120, 10.1017/S0016756800025279 Jackson, 1986, Petrogenesis and evolution of Arabian felsic plutonic rocks, J. Afr. Earth Sci., 4, 47, 10.1016/S0899-5362(86)80067-7 Jackson, 1984, Geology, geochemistry and petrogenesis of late Precambrian granitoids in the central Hijaz region of the Arabian Shield, Contr. Miner. Petrol., 87, 205, 10.1007/BF00373054 Lalande, 1977, Final report on preliminary geological and geophysical investigation of the Ghurayyah radioactive granite, Kingdom of Saudi Arabia, Saudi Arabian Directorate General of Mineral Resources Open-File Report DGMR-605 Lalande, 1978, Investigations of airborne scintillometric anomalies in northwestern Hijaz, Saudi Arabian Directorate General of Mineral Resources Open-File Report DGMR-677 Leake, 1978, Nomenclature of amphiboles, Mineral. Mag., 42, 533, 10.1180/minmag.1978.042.324.21 Liddicoat, 1986, Cambrian nepheline syenite complex at Jabal Sawda, Midya region, Kingdom of Saudi Arabia, J. Afr. Earth Sci., 4, 139, 10.1016/S0899-5362(86)80075-6 Marzouki, 1982, Composition, age and origin of two Proterozoic diorite—tonalite complexes in the Arabian Shield, Precambr. Res., 19, 31, 10.1016/0301-9268(82)90018-3 Payne, 1979, Origin of Twillingate trondhjemite, northcentral Newfoundland; partial melting in the roots of an island arc, 489 Phelps, 1979, Petrology, geochemistry and origin of the Sparta quartz diorite trondhjemite complex, northwestern Oregon, 547 Ramsay, 1982, Geochemical sampling of wadi sands derived from granitoid plutons, northern Midyan region, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-02-10 Ramsay, 1982, Geology and mineral resource potential of Pan-African granitoid rocks, northern Midyan region, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-02-11 Ramsay, 1986, Specialized felsic plutonic rocks of the Arabian Shield and their precursors, J. Afr. Earth Sci., 4, 153 Ramsay, 1981, Geology and mineral potential of the granites of northwest Hijaz, interim report No. 3; types, distribution and correlation of northern Midyan granites, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-01-3 Ramsay, 1984, Felsic plutonic rocks of the Midyan region, 1:500,000 scale map with marginal notes, Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-04-36 Ramsay, C. R., Drysdall, A. R., Clark, M. D. and Odell, J. (in press a). Felsic plutonic rock studies in the Midyan region. Saudi Arabian Deputy Ministry for Mineral Resources Technical Record. Ramsay, 1986, Felsic plutonic rocks of the Midyan region—II. Pilot study in chemical classification of Arabian granitoids, J. Afr. Earth Sci., 4, 79, 10.1016/S0899-5362(86)80069-0 Ramsay, C. R., Rowaihi, M. N. and Odell, J. (in press b). The Ratama specialised granite and its precursor, Midyan region. Bull. Fac. Earth Sci. King Abdulaziz Univ. (Jiddah)6. (Also issued as Saudi Arabian Deputy Ministry for Mineral Resources Open-File Report DGMR-OF-02-18). Ramsay, 1986, Guidelines to classification and nomenclature of Arabian felsic plutonic rocks, J. Afr. Earth Sci., 4, 13, 10.1016/S0899-5362(86)80065-3 Roobol, 1986, Cauldron-subsidence structures and calderas above Arabian felsic plutons; a preliminary survey, J. Afr. Earth Sci., 4, 123, 10.1016/S0899-5362(86)80073-2 Rowaihy, M. N. (in press). Geologic map of the Haql quadrangle, sheet 29A, Kingdom of Saudi Arabia. Saudi Arabian Deputy Ministry for Mineral Resources Geoscience Map (with text). (Also issued as Open-File Report DGMR-OF-04-8). Shepherd, 1965, Exploration for radioactive minerals in the Kingdom of Saudi Arabia, Annual report to the Saudi Arabian Government. Saudi Arabian Directorate General of Mineral Resources Open-File Report DGMR-263 Shimron, 1984, Evolution of the Kid Group, southeast Sinai Peninsula; thrusts, melanges, and implications for accretionary tectonics during the Late Proterozoic evolution of the Arabian—Nubian shield, Geology, 12, 242, 10.1130/0091-7613(1984)12<242:EOTKGS>2.0.CO;2 Streckeisen, 1976, To each plutonic rock its proper name, Earth Sci. Rev., 12, 1, 10.1016/0012-8252(76)90052-0 Tischendorf, 1977, Geochemical and petrographic characteristics of silicic magmatic rocks associated with rare-element mineralization, Vol. 2, 41 Trent, 1966, Reconnaissance mineral and geologic investigations in the Al Bad' quadrangle, Aqaba area, Saudi Arabia, U.S. Geological Survey Saudi Arabian Project Technical Letter TL-50 Trent, 1966, Reconnaissance mineral and geological investigations in the Tayyib al Ism quadrangle, Aqaba area, Saudi Arabia, U.S. Geological Survey Saudi Arabian Project Technical Letter TL-59 Trent, 1967, Reconnaissance investigations in the Jabal al Lawz quadrangle, Aqaba area, Kingdom of Saudi Arabia, Saudi Arabian Directorate General of Mineral Resources Mineral Investigations Map MI-13 Trent, 1976, Reconnaissance mineral and geologic investigations in the Haql quadrangle, Aqaba area, Kingdom of Saudi Arabia, Saudi Arabian Directorate General of Mineral Resources Mineral Investigations Map MI-12