France, 1852: Exposition of 1851

If 1 Kilogram cost Fr 880, 1 Once would cost ~Fr. 26.95

1851: 1 Troy Ounce Platinum (SPb Scrap in Paris?) ~ Fr 27.374 (~USD$ 5.297)

Footnote in Malaguti's textbook; dated 1852?

Citation: Lecons élémentaires de chimie, Vol. 1  Faustino Giovita Mariano Malaguti, 1852, p.728



c.1845-51: 1 Ozt. Platinum (SPb: Russian Scrap) = Fr 28.
c.1845-51: 1 Ozt. Pt (Paris: Ru Scrap, .999) = Fr 28.86

c.1845-54: 1 Ozt. Pt (Deville: Refining Cost) ~ Fr 7.76 
c.1845-54: 1 Ozt. Pt (Paris: Ru Scrap, .999) = Fr 36.64 

c.1845-51: 1 Ozt. Pt (Paris: Est. Labor) ~ Fr 1.244
c.1845-54: 1 Ozt. Pt (Paris: Ru Scrap, .999) ~ Fr 30.10

 
1851/2?: 1 Ozt. Platinum (Mfg, Intrinsic?) = Fr 37.3242 (~USD$ 7.22)



Citation: Exposition universelle de 1851: Travaux de la Commission française sur ... Charles Dupin (baron) 

1851/2: 1 Ozt. platina (ore) = Fr 31.10
1851/2: 1 Ozt. Gold (ore) = Fr 108.86 - 155.52






Where the quintal metrique/centner is 100 Kg., or 267.92 Troy Pounds, in 1851 there were 2,300 Kg or 73,947 English Troy Ounces of Platinum produced.

c.1851: 1 Troy Ounce Platinum (refined) = Fr 37.324 (~$ 7.22)
c.1851: 1 Troy Ounce Gold (refined) = Fr 108.86 (~$ 21.06)

Citation: Dictionnaire des arts et manufactures, de l'agriculture, des mines ...  By Lefebvre Laboulaye (1853)

Where 1 Liter (1,000 cc) = 61.028 Cubic Inches and 35.195 Imperial Fluid Ounces and 33.814 US Fluid Ounces; where the English Pint ('Wine Measure') is 28.875 Cubic Inches (0.4732 Liter, 473.1765 cc), the Quennessen alembic contained 142 Liters.

Deleuil's Balance



Platinum was understood to be 1/3rd the commercial value of Gold: