Which of these is not one of the four types of coal?

Correct answer: Asphalt

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What people think about it: 6 Comments
Player #24358685
Player #24358685
Grumpy Fossil, "Peat is not actually coal, but rather the precursor to coal. Peat is a soft organic material consisting of partly decayed plant and, in some cases, deposited mineral matter. When peat is placed under high pressure and heat, it becomes coal." US Geological Survey, Oct 23, 2017
SilkenTract
SilkenTract
I knew this from my Geology class!
Player #3397589
Player #3397589
I didn't know this from my Geology class!
YSL
YSL
Peat is not millions of years old. Mummified humans are found in peat bogs. Another incorrect question.
Player. Ty
Player. Ty
La Braea tar pits
Player #2851458
Player #2851458
SilkenTract, me yoo.