Records of the Geological Survey of India, Volume 65The Survey, 1931 - 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 171
... twinning axis being [ 001 ] and the Example 9 . association plane ( 010 ) . No. 1 contained a few small pericline and albite lamella and was also zoned ; that portion adjacent to the twinning plane had the same composition , 68 per cent ...
... twinning axis being [ 001 ] and the Example 9 . association plane ( 010 ) . No. 1 contained a few small pericline and albite lamella and was also zoned ; that portion adjacent to the twinning plane had the same composition , 68 per cent ...
Page 173
... twinning , albite - Ala B , was of relatively frequent occurrence in the plagioclases of dellenites and quartz - felspar - porphyries . The twinning axis of the complex , albite - Ala B , is perpendicular to the zone axis [ 100 ] , i.e. ...
... twinning , albite - Ala B , was of relatively frequent occurrence in the plagioclases of dellenites and quartz - felspar - porphyries . The twinning axis of the complex , albite - Ala B , is perpendicular to the zone axis [ 100 ] , i.e. ...
Page 177
... twinning twinning axis . axis , the angular direction of which can be measured . If the intersection be on the trace of the twinning plane , the twinning axis is in the twinning plane and the twin is a complex or a parallel twin ; if ...
... twinning twinning axis . axis , the angular direction of which can be measured . If the intersection be on the trace of the twinning plane , the twinning axis is in the twinning plane and the twin is a complex or a parallel twin ; if ...
Contents
INTRODUCTION | i |
The Stratigraphy of the Upper Ranikot Series Lower Eocene of Sind | xxxvi |
RECORDS | lxv |
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albite albite-Ala alluvium anticline Assam bands Bawzaing beds Bengal Bihar Bihar and Orissa cent Central Provinces chaung clay Coal coal-field Coggin Brown composition conglomerate cracked crystalline deposits Dogra slate dolerite east eastern Eocene Fauna feet felspar folding formation fossils G. E. Pilgrim Geol Geological Survey Geology gneiss Gondwana granite Hazara Hills Himalaya Hukawng Valley India intrusions Irrawaddian Kashmir kyanite limestone Lower Madras Memoir Messrs metamorphism mica miles Mineral mines Miscellaneous Notes Mogok Murree neighbourhood north-west Northern Shan Nummulites occur Orissa outcrop Panjal pegmatite phyllites plateau print).-Annual report print).-Geology Production of India Punjab quartz quartzites Rajputana Rangoon Raniganj ridge river rocks rupee Salkhala Salt Range sand sandstones schists shales sheet shock Shwebo Shwebo district sillimanite Simla Siwalik specimens strata structure Surv syncline syntaxis Tertiary thick tons Trias twinning Upper Burma valley Vindhyan western Yenangyaung zone