Records of the Geological Survey of India, Volume 113, Part 4The Survey, 1984 - 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. |
From inside the book
Results 1-3 of 28
Page 24
... complex , an oval - shaped body covering about 26 sq km area around Sung in Meghalaya , is intrusive into Proterozoic Shillong Group . The body is zoned with partial development of ring structure . The complex consists dominantly of ...
... complex , an oval - shaped body covering about 26 sq km area around Sung in Meghalaya , is intrusive into Proterozoic Shillong Group . The body is zoned with partial development of ring structure . The complex consists dominantly of ...
Page 25
... complex , the young- est of which intrude into the Shillong Group ( Ma- jumdar , 1976 ) . Besides , the basic components in the gneissic complex , slightly metamorphosed basalt , epidio- rite and amphibolite occur as sills and ...
... complex , the young- est of which intrude into the Shillong Group ( Ma- jumdar , 1976 ) . Besides , the basic components in the gneissic complex , slightly metamorphosed basalt , epidio- rite and amphibolite occur as sills and ...
Page 31
... complex . These are ( i ) the ear- liest ultramafic stage , mainly clino - and orthopyroxene rich rocks , ( ii ) melilite - pyroxene rocks , ( iii ) ijolite , ( iv ) syenite and lastly , ( v ) carbonatites . Though meli- lite - pyroxene ...
... complex . These are ( i ) the ear- liest ultramafic stage , mainly clino - and orthopyroxene rich rocks , ( ii ) melilite - pyroxene rocks , ( iii ) ijolite , ( iv ) syenite and lastly , ( v ) carbonatites . Though meli- lite - pyroxene ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Problems of correlation of PreGondwana rock units of Arunachal Pradesh and adjoining areasa review | 15 |
The Abor Group of rocks in Arunachal Pradesh | 48 |
7 other sections not shown
Other editions - View all
Common terms and phrases
Abor Volcanic Arunachal Pradesh assemblage associated axial bands basement bedrock beds belt biotite bore holes Buxa carbonatite Chattopadhyay chert chromite coal seam coalfields complex correlation Cretaceous crystalline Daling Darjeeling developed Disangs dykes exploration fault folds Formation Gamnom garnierite geochemical Geol Geological Survey GHOSH gneiss goethite Gondwana Grade grains granite Group Himalayas horizon ijolite Khasi limestone lineaments Lohit Lohit district Manipur Manipur East Maskut Meghalaya metamorphic migmatites mineral Mishmi Naga Hills Nagaland Nandy nepheline Ni-content North Eastern occur ophiolite ophiolite suite overburden phase Phokphur Plate postulated pyroxene pyroxenite quartz quartzite Ranga valley reflected refraction regional river rocks samples sandstone schist seam/s sedimentary sediments sequence serpentinite shale Shillong Siang district sillimanite Sirohi soil profile Sonapahar stratigraphic structural studies sub-surface Subansiri district Sung Valley Survey of India tectonic Tertiary thickness thrust Tidding serpentinites tion trending ultramafics Unpublished GSI Report upto veins zone