USA, 1905: Catalogue (Denver Fire & Clay)

Cited as 'recent' but not absolute Platinum High.

1905: 1 Troy Ounce platina (NYC: Ore, 80%) = USD$ 14.40 - 15.20
1905: 1 Troy Oz. Pt (Ore @ .999) = USD$ 18. - 19.

1905: 1 Troy Oz. Platinum (semi-refined, whols.) = USD$ 20.
1905: 1 Troy Oz. Platinum (refined, retail) = USD$ 20.25 - 20.50
1905: 1 Troy Oz. Platinum (manufactured, retail) = USD$ 24.50

Citation: Mineral resources of the United States (1905) p.360


September, 1905: 1 Troy Oz. Platinum (Mkt) = $ 20.50
September, 1905: 1 Troy Oz. Platinum (Semi-mfg, Whols.) = $23.

1905: 1 Troy Oz. Ruthenium = $ 155.50

1905: 1 Troy Oz. Palladium = $ 46.65

1905: 1 Troy Oz. Iridium = $ 77.75

1905: 1 Troy Oz. Silver (market) = $ 0.6221
1905: 1 Troy Oz. Silver (refined, semi-mfg) = $ 1.00

1905: 1 Troy Oz. Gold (Mkt) = $ 20.67
1905: 1 Troy Oz. Gold (Chemically Refined) = $54.43

July, 1905:


Late August 1905 news:


Citation: Illustrated and priced catalogue of assayers' and chemists' supplies By Denver Fire Clay Company (1905)

General Summary, 1905-7:

1905: 1 Troy Ounce Palladium = USD$ 30. - 35.

1908: 1 Troy Ounce Palladium = USD$ 40.

1902-04: 1 Troy Ounce Palladium (ore) = CDN$ 21.40

1902 - 04:

Citation: Annual report on the mineral production of Canada; Dominion Bureau of Statistics, Geological Survey of Canada p.149

1905:

Citation: Platers' guide: with which is combined brass world, Vol. 1 (1905)p.414

1908:

Citation: Business aid, Vol. 2 (1909) p.189

1901-14: Spot Prices for Russian platina, in Russia

1905: 1 Troy Ounce platina (Russian ore, Spot) = USD$ 17.03

Citation: Bulletin of the Pan American Union, Vol. 45 (1917) p.618