| Reference | {Deposit:: BALDWIN, E. M. GEOLOGY AND MINERAL RESOURCES OF COOS}{Deposit:: COUNTY, OREGON. OR DEPT. GEOL. AND MINERAL INDUST.}{Deposit:: BULLETIN 80, P. 47.}{Deposit:: GRIGGS, A. B. CHROMITE-BEARING SANDS OF THE SOUTHERN PART}{Deposit:: OF THE COAST OF OREGON. U.S. GEOLOGICAL SURVEY BULLETIN 945-}{Deposit:: E, 1945, P. 137-138.}{Deposit:: HUNDHAUSEN, R. J. CHROMIFEROUS SAND DEPOSITS IN THE COOS}{Deposit:: BAY AREA, COOS COUNTY, OREGON. U.S. BUREAU OF MINES RI 4001,}{Deposit:: 1947, P. 7-8.}{Deposit:: HORNER, R. R. NOTES ON THE BLACK SAND DEPOSITS OF SOUTHERN}{Deposit:: OREGON AND NORTHERN CALIFORNIA. U.S. BUREAU OF MINES}{Deposit:: TECHNICAL PAPER 196, 1918, P. 24-25.}{Deposit:: TWENHOFEL, W. H. ORIGIN OF THE BLACK SANDS OF THE COAST OF}{Deposit:: SOUTHWEST OREGON. OR. DEPT. OF GEOL. AND MINERAL}{Deposit:: INDUST. BULLETIN 24, 1943, P. 2, 9.}{Deposit:: OREGON DEPT. OF GEOL. AND MINERAL INDUST. OREGON METAL}{Deposit:: MINES HANDBOOK, BULLETIN 14-C, 1940, VOL. 1, P. 21.} |