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Scattered mammoth and mastodon remains have been found in glacial deposits at various localities in the state. Peat, which is an accumulation of partially decomposed plant materials, has been found, especially in the northern part of the state. It is marketed as an organic soil conditioner.
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- Auteur
- Inside Illinois: Mineral Resources
Educational Series 9
Author: Anonymous Available from gutenberg.org - Ajoutée le
- Mercredi 22 Septembre 2021
- Dimensions
- 1200*734
- Mots-clés
- mammals, Prehistoric
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