Results: 1 - 4 of 4
Jan 23, 2020
Data
… peat, humalite, and sand and gravel, as well as minerals that … rare earth elements, salt, sand/gravel, silica sand, silver, stone, … such as peat, stone, sand and gravel, bromine, iodine, and marl …
Jan 23, 2020
Map
… rare earth elements, salt, sand/gravel, shale, silica sand, stone, …
Dec 31, 1964
Earth Sciences Report
… deposits of sand and gravel, in the form of outwash … of sand with minor amounts of gravel, are confined to Glacial …
Jul 31, 2001
Earth Sciences Report
… 25 glaciofluvial, or sand and gravel samples; and 1 preglacial sand and gravel sample. More than 2000 …