Articles:

E. W. Heinrich

Geologic types of glass-sand deposits and some North American representatives
Geol Soc Am Bull 1981 92: 611-613. [Citation/Abstract] [Order Full Text via AGI/GeoRef]  

Haydn H. Murray

High-extraction magnetic filtration; a new beneficiation process for industrial minerals
Geol Soc Am Bull 1981 92: 614-620. [Citation/Abstract] [Order Full Text via AGI/GeoRef]  

Jonathan H. Goodwin and James W. Baxter

High-calcium, high-reflectance limestone resources of Illinois
Geol Soc Am Bull 1981 92: 621-628. [Citation/Abstract] [Order Full Text via AGI/GeoRef]  

J. G. Johnson and Anne Pendergast

Timing and mode of emplacement of the Roberts Mountains Allochthon, Antler, Orogeny
Geol Soc Am Bull 1981 92: 648-658. [Citation/Abstract] [Order Full Text via AGI/GeoRef]  

V. E. Camp and P. R. Hooper

Geologic studies of the Columbia Plateau; Part I, Late Cenozoic evolution of the southeast part of the Columbia River Basalt Province
Geol Soc Am Bull 1981 92: 659-668. [Citation/Abstract] [Order Full Text via AGI/GeoRef]  

J. Ronald Sides

Geology of the Ketcherside Mountain area, southeastern Missouri, and the source of Grassy Mountain Ignimbrite
Geol Soc Am Bull 1981 92: 686-693. [Citation/Abstract] [Order Full Text via AGI/GeoRef]  

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