APA (7th ed.) Citation

Herz, N., Iberall, E. R., & Valentine, L. E. (1970). Rutile and Ilmenite placer deposits Roseland district, Nelson and Amherst counties, Virginia: Analyses of panned concentrates of heavy minerals from the Roseland district indicate the possibility of valuable placer deposits of titanium minerals. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Herz, Norman, Eleanora R. Iberall, and L. E. Valentine. Rutile and Ilmenite Placer Deposits Roseland District, Nelson and Amherst Counties, Virginia: Analyses of Panned Concentrates of Heavy Minerals from the Roseland District Indicate the Possibility of Valuable Placer Deposits of Titanium Minerals. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1970.

MLA (9th ed.) Citation

Herz, Norman, et al. Rutile and Ilmenite Placer Deposits Roseland District, Nelson and Amherst Counties, Virginia: Analyses of Panned Concentrates of Heavy Minerals from the Roseland District Indicate the Possibility of Valuable Placer Deposits of Titanium Minerals. United States Department of the Interior, Geological Survey, 1970.