ARTICLE:

J. ALEXANDER SPEER

The nature and magnetic expression of isograds in the contact aureole of the Liberty Hill pluton, South Carolina: Summary
Geological Society of America Bulletin 1981 v. 92, p. 603-609. [Abstract] [Full Text] [PDF]  

DONALD D. CARR and HAYDN H. MURRAY

Introduction: Symposium on Industrial Minerals of the Upper Midwest
Geological Society of America Bulletin 1981 v. 92, p. 610. [Abstract] [Full Text] [PDF]  

E. WM. HEINRICH

Geologic types of glass-sand deposits and some North American representatives
Geological Society of America Bulletin 1981 v. 92, p. 611-613. [Abstract] [Full Text] [PDF]  

HAYDN H. MURRAY

High-extraction magnetic filtration: A new beneficiation process for industrial minerals
Geological Society of America Bulletin 1981 v. 92, p. 614-620. [Abstract] [Full Text] [PDF]  

JONATHAN H. GOODWIN and JAMES W. BAXTER

High-calcium, high-reflectance limestone resources of Illinois
Geological Society of America Bulletin 1981 v. 92, p. 621-628. [Abstract] [Full Text] [PDF]  

DAVID A. STITH

Chemical composition, stratigraphy, and depositional environments of the Black River Group (Middle Ordovician), southwestern Ohio
Geological Society of America Bulletin 1981 v. 92, p. 629-633. [Abstract] [Full Text] [PDF]  

ALLAN M. JOHNSON and HARRY O. SORENSEN

Evaluation of high-purity limestones and dolostones in northern Michigan
Geological Society of America Bulletin 1981 v. 92, p. 634-640. [Abstract] [Full Text] [PDF]  

CURTIS H. AULT and DONALD D. CARR

Search for high-calcium limestone in Silurian reefs of northern Indiana
Geological Society of America Bulletin 1981 v. 92, p. 641-647. [Abstract] [Full Text] [PDF]  

J. G. JOHNSON and ANNE PENDERGAST

Timing and mode of emplacement of the Roberts Mountains allochthon, Antler orogeny
Geological Society of America Bulletin 1981 v. 92, p. 648-658. [Abstract] [PDF]  

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
Geological Society of America Bulletin 1981 v. 92, p. 659-668. [Abstract] [PDF]  

V. E. CAMP

Geologic studies of the Columbia Plateau: Part II. Upper Miocene basalt distribution, reflecting source locations, tectonism, and drainage history in the Clearwater embayment, Idaho
Geological Society of America Bulletin 1981 v. 92, p. 669-678. [Abstract] [PDF]  

GREG A. OLYPHANT

Allometry and cirque evolution
Geological Society of America Bulletin 1981 v. 92, p. 679-685. [Abstract] [PDF]  

J. RONALD SIDES

Geology of the Ketcherside Mountain area, southeastern Missouri, and the source of Grassy Mountain Ignimbrite
Geological Society of America Bulletin 1981 v. 92, p. 686-693. [Abstract] [PDF]  

J. MENZIES

An analysis of drumlin form in the northeastern and north-central United States: Discussion and reply: Discussion
Geological Society of America Bulletin 1981 v. 92, p. 694. [Abstract] [Full Text] [PDF]  

IAN J. SMALLEY

An analysis of drumlin form in the northeastern and north-central United States: Discussion and reply: Discussion
Geological Society of America Bulletin 1981 v. 92, p. 695. [Abstract] [PDF]  

HUGH H. MILLS

An analysis of drumlin form in the northeastern and north-central United States: Discussion and reply
Geological Society of America Bulletin 1981 v. 92, p. 696. [Abstract] [PDF]  

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