Concepedia
International Journal of Coal Geology · 1992 · 15 citations · 2 references
Natural SciencesGeologyMining EngineeringStructural GeologySurface MiningCoal Ball FlorasMining GeologyRock ClassificationSource Rock GeologyCoal Ball FossilsCoal Ball PetrographyCoal PetrologyCoal StructurePreliminary Investigation
2
Synsedimentary volcanic-ash-derived illite tonsteins in Late Permian coal-bearing formations of southwestern China
Kurt Burger, Yiping Zhou, Tang Dazhong · International Journal of Coal Geology · 1990 · 39 citations
Natural Sciences, Earth Sciences, Geology +16
Applications of tonsteins to coal geology: some examples from western United States
D. D.Triplehorn · International Journal of Coal Geology · 1990 · 17 citations
Natural Sciences, Earth Sciences, Geology +10