Results: 1 - 3 of 3
Dec 31, 1990
Open File Report
… of view. Additional coal quality data needs to be collected and … the remaining map area, little data is available and the coal …
Dec 31, 1990
Open File Report
… exploration and coal quality data needs to be collected … the remaining map area, little data is available and the coal …
Feb 28, 1975
Economic Geology Report
… … Ceramic test data for more than 200 deposits of … Research (1951-present). These data indicate the bulk of the … Mountains and Foothills, and as well, in the surficial deposits …