Geology of the Eldorado Springs quadrangle, Boulder and Jefferson Counties, Colorado
By: by John D. Wells.
Series: Contributions to general geology; Geological Survey bulletin -- 1221-D
Publisher: U.S. Govt. Print. Off.
Published: 1967
Place of publication: Washington
Language: eng
Number of pages: 85
Subjects: Geology -- Colorado -- Boulder County.; Geology -- Colorado -- Jefferson County.; Rocks, Sedimentary -- Colorado -- Boulder County.; Rocks, Sedimentary -- Colorado -- Jefferson County.; Rocks, Igneous -- Colorado -- Boulder County.; Rocks, Igneous -- Colorado -- Jefferson County.; Formations (Geology) -- Colorado -- Boulder County.; Formations (Geology) -- Colorado -- Jefferson County.; Alluvium -- Colorado -- Boulder County.; Alluvium -- Colorado -- Jefferson County.
Description: Petrography, stratigraphy, and structural geology of the Precambrian metamorphic and igneous rocks, Paleozoic and Mesozoic sedimentary rocks, and Cenozoic surficial deposits.
Notes: Issued in a case.

Accompanied by one map on folded plate in portfolio.

Includes bibliographical references (p. 82-85).