Document QkLKYojMZgm0XbzkX0LvzGKek

United States Department of the Interior GEOLOGICAL SURVEY WASHINGTON, D.G. 20242 December 10, 1973 The Hearing Clerk Food and Drug Administration Room G-86 5600 Fishers Lane Rockville, Maryland 20852 Dear Sir: Enclosed are my comments on the Food and Drug Administration's proposal for the detection of asbestos in commercial talc products, Section 121.2006c of the Federal Register, Vol. 38, No. 188, September 28, 1973, pages 27079-27081. Also enclosed is a publication titled "Triclinic Talc and Associated Amphiboles from Gouverneur Mining District, New York" which I refer to in my comments. Sincerely yours Enclosures 1 Malcolm Ross Geochemist , /.