A Study of the Dissolution of Pyrolusite in Sulphuric Acid

With an eye to the future development of its re­sources, the large deposits of low-grade manganese ore within Montana's boundaries show great promise of developing an important industry. With the pre­sent war demands and the possibility of a future mar­ket it is essential that work expended to utilize this important mineral.

An Isopach Map and Discussion of the Marine Jurassic of Western United Sates and Canada

Recent demands for petroleum to carry on the war effort have resulted in widespread prospecting in the northern Great Plains. Nearly all oil wells now drilled are of a depth to penetrate the marine Jurassic formations. It is known that these strata differ in thickness from place to place, but information of distribution, thickness, and lithology has not yet been compiled.

The Amplifier - v. 13, no. 11

In this issue...75th Anniversary, Montana State Highway Department, Geology Field Camp, Gallatin Valley, Uuno M Sahinen, Marcus Daly, Copper Kings, Montana Tech Presidents

The Amplifier - v. 15, no. 8

In this issue...Boycott, Lunch-In, Snack Bar, Coach Cullen, Booster Club, Track, Marijuana, President Nixon, Foreign Policy, Dictionaries, Football, Army, Navy