Results: 1 - 3 of 3
Jan 23, 2020
Map
… resources in the province and the extents of prospective … rare earth elements, salt, sand/gravel, shale, silica sand, stone, …
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 …
Dec 31, 1972
Earth Sciences Report
… spring of 1965 on the chemistry and hydrology of groundwater in the … consists predominantly of clean gravel with occasional thin sand lenses and is covered by …