1883: 1 Troy Ounce platina (Russian ingot, 85%) = USD$ 5.49 - 6.
1883: 1 Troy Ounce Platinum (NY dealers' whols. price) = USD$ 10.89
1882: 1 Troy Ounce Platinum (whols.?) = USD$ 10.00
1882: 1 Troy Ounce Palladium (whols.) = USD$ 96.
If 3 identically-sized Platinum Crucibles, USD$ 50. each:
Citation: House documents, otherwise publ. as Executive documents: 13th congress, 2d ... United States. Congress. House 1883 p.270
In the US market, little Russian platina (ore ingot) was rarely imported; unmanufactured Platinum from European refiners is presumed refined or 'pure' metal. Stills were ~$8,075 - 10,750. each (if the estimation it correct) suggesting an apparatus cost of ~$ 8. - 10.
c.1882/3:Typographical error, $0.35 per GRAM.
Citation: Proceedings of the 21st Convocation of the University of New York, July 1883; University of the State of New York (1884) p.183
c.1883: 1 Troy Ounce Ruthenium(whols.) = USD$ 164.61
c.1883: 1 Troy Ounce Rhodium (whols.) = USD$ 157.75
c.1883: 1 Troy Ounce Palladium (whols.) = USD$ 96.
c.1883: 1 Troy Ounce Osmium (whols.) = USD$ 89.16
c.1883: 1 Troy Ounce Iridium (whols.) = USD$ 74.76
c.1883: 1 Troy Ounce Platinum (whols.) = USD$ 10.29
Citation: J.A. Berly's universal electrical directory and advertiser ; Jules Albert Berly 1884, pp.7-8
c. 1881: Iridium by Lots
c.1881: 1 Troy Ounce Iridium (whols. finest) = USD$ 50.
c.1881: 1 Troy Oz. Iridium (whols., ore) = USD$ 0.50; $ 3.- 4.
Citation: California journal of mines and geology, Vol. 3-5 State Mining Bureau, CA. (1883) p.232
Citation: The Annual Statistician and Economist, Vol. 13, Part 1889 ; Louis Philippe McCarty p. 179
Citation: Mines and Quarries (1902) Wm Mott Steuart
Citation: Journal of the Franklin Institute, Vol. 146; Franklin Institute (Philadelphia, Pa., 1898) p.210
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