Subject ASC0000929
Midland naturalist.
v.4 1881, Page 63 (1881)
Mertz Library, The New York Botanical Garden
BHL Page 14315109
Keywords
fossil calamites chemical analysis geology Calamites Pennant Pennant bed calamites silica alumina iron lime carbonaceous matter carbonic acid water fossil calamire minerals Pennant Bed Calamites table analysis fossil pennant bed acid soluble insoluble carbonaceous magnesia matter grit The Bristol Coalfields Analysis of the pennant bed in which the calamites occurred The Bristol coalfield Analysis ofthe fossil calamite Analysis:Calamite:Pennant grit:fossil: Analysis of Pennant Beds where Calamites occured Analysis of fossil Calamite Analysis of fossil Calamite pennant bed Bristol coalfield fossil calamite analysis Table Analysis Fossil Calamite Mineralogy Carbonaceous fossil calamite calamite coal carbon oxide strata