UK, 1897: PGMs' Market Price

January, 1897:



About 702 lamp-bulbs contained 1 Ozt Platinum (Scrap, unknown value):
 

12/1897: 1 Ozt. Platinum (Market) = £ 2.925 (USD$ 14.22)

December, 1897:
 


1897: 1 Troy Ounce Platinum (refined, market) = £ 2.75 (USD$ 13.37)

1897: 1 Troy Oz. Ruthenium = £ 16.67 (USD$ 81.)

1897: 1 Troy Oz. Rhodium = £ 7.08 (USD$ 34.43)

1897: 1 Troy Oz. Osmium = £ 10.0 (USD$ 48.60)

1897: 1 Troy Oz. Palladium = £ 18. (USD$ 87.48)

Citation: The Friend, Vol. 70 p.337
 

Dental Platinum: half the price of Gold
 

Presumably, current Russian Price expressed in Sterling:

1897?: 1 Troy Ounce Platinum (Ural: Spot, ??) = £ 1.40 

Citation: The Electrical Review, Vol. 41 8/13/1897 p.217

France, 1828-1845: Observations on the Platinum Price Fluctuations

Debased ingots allegedly factored in the Russian Platinum price decline, among other interesting allusions here.  Indeed, Speculations would repeatedly mark the Platinum market in decades to come.


1828?: 1 Troy Oz. Platinum (Russian mkt, semi-mfg)  = Fr 34.12 (USD$ 6.72)
1845: 1 Troy Oz. Platinum (Russian mkt, semi-mfg)  = Fr 24.88 (USD$ 4.79) 




Citation: Revue des deux mondes (1855), p.132