BGYET-141 ORE GEOLOGY AND INDUSTRIAL MINERALS in English Solved Question Paper June 2023
ORE GEOLOGY AND INDUSTRIAL MINERALS
Course Code: BGYET-141
| Title Name |
BGYET-141 Solved Question Paper June 2023 |
| University | IGNOU |
| Service Type | Solved Question Paper (Soft copy/PDF) |
| Course | BSCG |
| Language | English |
| Year | June 2023 |
| Course Code | BGYET-141 |
| Product | Solved Question Paper (IGNOU) |
1. Briefly answer any five questions of the
following : 5×2=10
(a) Differentiate between proved and probable
ore reserves.
(b) List any four ores of iron.
(c) Define autochthonous deposit.
(d) What are Chimney Manto type
Volcanogenic Massive Sulphide (VMS)
polymetallic deposits ?
(e) Define mesothermal ore deposits.
(f) Define Exclusive Economic Zone (EEZ).
(g) What are stockworks type deposits ?
(h) Write any two mineral deposits associated
with mantle plume activities.
(i) Who is regarded as the founder of modern
economic geology ? Name the book he
wrote in 1911.
(j) List any four minerals used in refractory
industry.
2. Write short notes on any four of the following :
4×5=20
(a) Macroscopic unit of coal
(b) Metallogenic Provinces of India
(c) Factors controlling wall rock alteration
(d) White smokers
(e) Supergene enrichment
(f) Physical properties of chromite
(g) Distribution of lead and zinc deposits in
India
(h) Mode of occurrence and uses of gypsum
3. Answer any one of the following : 1×10=10
(a) How are late magmatic deposits formed ?
What are the deposits associated with late
magmatic deposits ?
Or
(b) What do you understand by geological
exploration ? Discuss the activities
involved in geological exploration.
4. Answer any one of the following :
(a) (i) List the physical and optical
properties of hematite. 5
(ii) What are the differences between
syngenetic and epigenetic ore
deposits ? 5
Or
(b) (i) Discuss the subsurface exploration
methods. 5
(ii) Discuss the salient features of
National Mineral Policy, 2019 5
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