Results: 1 - 8 of 8
Dec 31, 1975
Economic Geology Report
… by an abundance of silica and alumina. … Holter, M.E. … Holter, …
Dec 31, 1982
Open File Report
… report are: Absorbents, Alum, Alumina, Barite, Bentonite, Clay …
Dec 31, 1970
Bulletin
… notable feature being the high alumina content and the … is characterized by a low alumina and high lime contents, and …
Dec 31, 1969
Earth Sciences Report
… cent silica (SiO2), 2-3 per cent alumina (Al2O3) and 0.15-0.20 per …
Feb 28, 1975
Economic Geology Report
… to be of the low-grade, low alumina variety suitable for …
Dec 31, 1989
Open File Report
… dolomite, silica, iron oxides, alumina and sulfur may be suitable. …
Dec 31, 1974
Information Series
… the deposits is high, although alumina and sulfur contents are …