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1 August 1984
Article Contents
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Index Terms/Descriptors
- areal studies
- bentonite
- Cenozoic
- clastic rocks
- clay mineralogy
- clay minerals
- coal
- diagenesis
- Eocene
- halloysite
- kaolinite
- lignite
- materials
- middle Eocene
- organic residues
- Paleogene
- sedimentary petrology
- sedimentary rocks
- sheet silicates
- silicates
- spectra
- Tertiary
- Texas
- tonstein
- United States
- volcanic ash
- weathering
- X-ray data
- Yegua Formation
- east-central Texas
Latitude & Longitude
