Results of sample analysis of heavy-mineral deposits in the Point Lookout sandstone, southwest Colorado and northwest New Mexico
By: by Robert S. Zech and Isabelle Brownfield.
Contributors: Brownfield, Isabelle K.; Geological Survey (U.S.)
Series: Open-file report -- 90-40.; U.S. Geological Survey open-file report -- 90-40.
Publisher: U.S. Geological Survey; [Books and Open-File Reports Section, distributor]
Published: 1990
Place of publication: [Denver, CO]
Language: eng
Format: Microform
Subjects: Heavy minerals -- Colorado.; Heavy minerals -- New Mexico.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1990] 1 microfiche.