Records of the Geological Survey of India, Volume 117, Part 2The Survey, 1986 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 70
... magnetite rock , banded magnetite amphibole rock and banded amphibole rock . The banded quartz - magnetite rocks of Girar - Baraitha and Chanrro are hard and compact , while those of Babina - Papaoni , Gora - Balyara and Mau Ranipur are ...
... magnetite rock , banded magnetite amphibole rock and banded amphibole rock . The banded quartz - magnetite rocks of Girar - Baraitha and Chanrro are hard and compact , while those of Babina - Papaoni , Gora - Balyara and Mau Ranipur are ...
Page 109
... magnetite , Thus magnetite may be considered as primary precipitate . Low Cu is also indicative of sedimentary environment . The rather high content of V ( 35 ; 80 ; 40 ppm ) would indicate a marine environment . The high B content ...
... magnetite , Thus magnetite may be considered as primary precipitate . Low Cu is also indicative of sedimentary environment . The rather high content of V ( 35 ; 80 ; 40 ppm ) would indicate a marine environment . The high B content ...
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... magnetite ( black ) and quartz ( white ) ; note more of quartz inclusion in magnetite band compared to less of magnetite in quartz band ( x 42 ) . Fig . 10. Photomicrograph of banded iron - formation ( of Chanrro ) showing irregular ...
... magnetite ( black ) and quartz ( white ) ; note more of quartz inclusion in magnetite band compared to less of magnetite in quartz band ( x 42 ) . Fig . 10. Photomicrograph of banded iron - formation ( of Chanrro ) showing irregular ...
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Common terms and phrases
albite amphibolite amphibolite facies aureole Babina banded iron-formation Basu Batholith Berwar Bijawar biotite bodies Bundelkhand Bundelkhand granitic massif Bundelkhand massif chlorite composition conglomerate country rocks crystals developed dips dolerite dykes emplacement enclaves esmeraldite exhibit feature feldspar folds foliation formation garnet Geol GEOLOGICAL SURVEY gneisses Gneissic Complex grade grained granite granite granitic rocks granitoid groundmass H₂O hornblende inclusions INDIA Records indicate intrusive Jhansi granite Jhararghat K-feldspar Kabrai Karesra Karitoran lamellae leucogranite magmatic magnetite Mahroni mapped Mau Ranipur megacrysts metabasic metamorphism microcline migmatites minerals muscovite Mylliem Mylliem Pluton myrmekite occur outcrops parallel pegmatite perthite phenocrysts plagioclase pluton porphyritic porphyritic coarse grained porphyritic granites Precambrian pyrophyllite quartz quartz reefs quartz-sericite rock quartzites recrystallization relict samples schist schistose sedimentary sediments sericite shear Shillong Group Shillong rocks Shillong Series South Khasi Batholith sphene strike structural suggest SURVEY OF INDIA syenitic textural trending twins upto veins xenoliths zone