Results: 1 - 2 of 2
Dec 31, 1981
Bulletin
… set of grain-size distributions and lithologic composition is … limestone, quartzite, and total gravel fractions). Plots are given … with a change from a gravel to a sand bed, which constitutes the …
Jan 23, 2020
Data
… Industrial Mineral Deposits and Occurrences (AMDO) digital … marl, tufa, phosphate, silica sand, pumicite, sulphur, fly ash, humalite, and sand and gravel. This dataset is part of a …