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Publication Extents

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The crystal cavities of the New Jersey zeolite region
Waldemar Theodore Schaller
1932, Bulletin 832
The crystal cavities present in the mineral complex of the New Jersey traprock region have long excited the interest of mineralogists. In 1914 Fenner made the first detailed and comprehensive study of these cavities and suggested that babingtonite was the original mineral. Soon after this anhydrite was found occupying parts...
Physiography and Quaternary geology of the San Juan Mountains, Colorado
Wallace W. Atwood, Kirtley F. Mather
1932, Professional Paper 166
The scenic beauty, rugged contour, and great variety of geologic phenomena displayed by the San Juan Mountains of southwestern Colorado have lured to that region many geologists, both professional and amateur, as well as countless laymen. Serious geologic studies in these mountains seem to fall historically into three periods. The first...