Monday, 28 September 2020

4 POINTS ON ORE


1.    A rock or mineral is considered an ore if the valuable commodity it contains can be profitably extracted.

2.    Some ores contain less than one per cent of the precious material.

3.    Most ores form either by sedimentary, magmatic, or hydrothermal processes.

4.     Haematite-iron ore, gold in quartz – gold ore, cinnabar- mercury ore, bauxite-aluminium ore, galena-lead ore


at
Labels:
Location: Chennai, Tamil Nadu, India

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

LET IT RAIN

    A tiny drop touches the earth in summer; The dry soil feels a fresh breath of life. Awakened by the rain’s gentle touch, The earth smile...

  • HAPPINESS 101
     Happiness 101 is an essay by Geeta Padmanabhan. She is a freelance journalist, writer and blogger based in Chennai.  Her blog, Grandma'...
  • THE FOUR PILLARS OF THE ENGLISH NOVEL
    The English Novel properly came into being in the 18 th century. Its four originators were Samuel Richardson (1689-1751), Henry Fiel...