January, 1930: 1 Troy Oz. Pt (NYC Spot, .999 Fine)= USD$ 63.
9/17/1930: 1 Troy Oz. Pt (NYC Spot, .999 Fine)= USD$ 34.
Citation: The Jewelers' Circular - Vol. 102, p.149
THE Department of Commerce has recently released statistics as to platinum and allied metals in 1930 as compiled by Hubert W. Davis in the report of the Bureau of Mines. This report, which will eventually be published as pages 99-112 of the report of "Mineral Resources of the United States, 1930," contains the usual tables and information given out annually by the department covering the production of the platinum group of metals, as well as notes as to the condition of all production of these metals in various countries, particularly the United States, Australia, Canada, Colombia and the Union of South Africa; but no important information as to Russian production or the condition there is given outside of the figures already published in The Jewelers' Circular which are included. ... by consuming industries, in troy ounces On the matter of stocks on hand, the report publishes the following table: Stocks of platinum metals in the hands of refiners in the United States, December 31, 1921-1930, in troy ounces... On the subject of prices, Mr. Davis' report shows the fluctuation during the year which began at $63 an ounce for refined platinum in January the market price was subject to frequent reductions until the price of $34 an ounce was announced on Sept. 17.
1930: 1 Troy Oz. platina (US Ore)= USD$ 40. - 30.
1930: 1 Troy Oz. Pt (US Mkt)= USD$ 45.
Citation: Bureau of Mines Information Circular (1934) p.91
"The price paid in 1930 for domestic crude platinum ranged from $30 to $40 per troy ounce; the average quotation for the refined metal was $45."
According to the United States Bureau of Mines, the platinum refiners of the United States, in 1930, purchased 797 ounces of crude placer platinum of domestic origin and 44,765 ounces of crude platinum from foreign sources...
1930: 1 Troy Oz. Pt (Alaska Spot, .999 Fine)= USD$ 44.
Citation: Geological Survey of Canada, Memoir 243, p.60
Platinum ore from Tulameen was 60.4% , at C$ 35.16/Ozt Fine Pt, C$ 16.97/Ozt Pd, C$ 97./Ozt for Os and Ru, and C$ 43.65/Ozt Rh