We Have More Than 40 Years of Experience. [email protected]
  • Online Us

    24-hour service

  • Find Us

    Zhengzhou, China

  1. Home >
  2. Coal Formation Diagram
coal formation diagram

Coal Formation Diagram

Coal formation Coal is a solid black readily combustible fossil fuel that contains a large amount of carbonbased material approximately 50 of its weight The formation of coal takes a significant amount of time on the order of a few million years and the first coalbearing rock units appeared about 290360 million years ago

[email protected]

Related products