EM101_1: Introduction

Introduction

ENVIRONMENTAL STUDIES

Lesson 4: Mineral resources

A mineral is a naturally occurring substance of definite chemical composition and identifiable physical properties. An ore is a mineral or combination of minerals from which a useful substance, such as a metal, can be extracted and used to manufacture various useful goods. Minerals are formed over a period of millions of years in the earth’s crust. These are nonrenewable resources important for modern civilization. The minerals of India are unevenly distributed and are localized in few areas. More than 90% of our mineral wealth is concentrated in Chotta Nagpur Plateau region. Minerals are obtained from the earth through the process of mining. Mining operations progress through four stage

Last modified: Wednesday, 28 December 2011, 8:17 AM

Home
- Site pages
  - Tags
  - Calendar
  - Site news
- Current course
  - EM101_1
    - Participants
    - General
    - Topic 1
    - Topic 2
    - Topic 3
    - Topic 4
      - Introduction
      - Process of mining
      - Uses of minerals
      - Environmental effects
      - References
      - Assessment
    - Topic 5
    - Topic 6
    - Topic 7
    - Topic 8
    - Topic 9
    - Topic 10
    - Topic 11
    - Topic 12
    - Topic 13
    - Topic 14
    - Topic 15
    - Topic 16
    - Topic 17
    - Topic 18
    - Topic 19
    - Topic 20
    - Topic 21
    - Topic 22
    - Topic 23
    - Topic 24
    - Topic 25
    - Topic 26
    - Topic 27
    - Topic 28
    - Topic 29
    - Topic 30
    - Topic 31
    - Topic 32
- Courses

ENVIRONMENTAL STUDIES(ES)

Introduction

Navigation