Quarterly of the Colorado School of Mines, Volume 59

algae analysis assay attributes Basin branches calculations cards Charophyta coefficient Colorado School contour copper correlation curves deposits determine diffracted distribution drilling effect equation evaluated factors feet film formation function furnace Genus geochemical Geol Geologic range Green River Green River Formation heat hole input jasperoids Jurassic species k-statistics kerogen kiln layer line linear material measure mesh point method mill mineral Morrison formation oil shale oil shale industry oil-shale operation output pattern percent Piceance Creek pinch point plant plotted predicted probability problem production ratio reciprocal lattice reciprocal space regression residuals resistivity retorting reverberatory furnace rock samples School of Mines shale oil shown in Figure simulation Slag smelting rate solution Sporangia statistical target techniques temperature thallus tion trend surface unit cell Upper Jurassic values variables zone