BGYET-141 ORE GEOLOGY AND INDUSTRIAL MINERALS in English Solved Question Paper December 2022

BGYET-141 ORE GEOLOGY AND INDUSTRIAL MINERALS in English Solved Question Paper December 2022

ORE GEOLOGY AND INDUSTRIAL MINERALS
Course Code: BGYET-141

1. Briefly answer any five questions out of the
following : 52=10
(a) List any two ores of zinc with their chemical
composition.
(b) Define Clarke of Concentration.
(c) What are vitrinites ?
(d) List two Indian examples of Sedimentary
Exhalative (SEDEX) type deposits.
(e) What are hypothermal ore deposits ?
(f) List any four ore minerals of manganese.
(g) What are stratiform ore deposits ?
(h) List any two important deposits formed as a
result of continental-oceanic plate collision.
(i) Define gossan.
(j) How are resistivity survey methods
conducted ?
2. Write short notes on any four of the
following : 45=20
(a) Contact Metasomatism
(b) Cavity Filling Deposits
(c) Black Smokers
(d) Geobotanical Exploration
(e) Copper Belts of India
(f) Mineral Conservation and Development
Rules – 2017
(g) Brownfield and Greenfield Explorations
(h) Aeolian and Beach Placers
3. Answer any one of the following : 110=10
(a) What are the four lithotypes of coal ? Discuss
briefly the origin of coal.
OR
(b) Discuss the mode of occurrence of iron-ore
deposits in India.
4. Answer any one of the following : 110=10
(a) (i) Elaborate on Lindgren’s genetic
classification of ore forming processes.
(ii) Discuss the distribution of gold deposits
in India.
OR
(b) (i) Discuss the characteristic features of a
typical Volcanogenic Massive Sulphide
(VMS).
(ii) Discuss the mode of occurrence and
uses of barytes.