[Colorado State Geological Survey] BULLETIN 6 - COMMON MINERALS AND ROCKS: Their Occurence and Uses. R. D. GEORGE, Colorado State Geological Survey.

[Colorado State Geological Survey] BULLETIN 6 - COMMON MINERALS AND ROCKS: Their Occurence and Uses

Denver: The Smith-Brooks Printing Co., 1913. First Edition. Hardcover. 8vo. Brown boards. Very good plus. Minimal wear to boards at edges. Internally clean throughout. Includes fold-out map. Good and sound. 406pp. Very good +. Item #18987

Text by the head State Geologist of Colorado. A discussion of the common minerals and rocks found throughout Colorado. Written for a lay audience.

Price: $25.00