Russia, 1852

1842 Platina Yield: 124.263 Poud = 4,970.5 Funt = 65,442 Ozt. = 2,035.48 Kgs

1852 Platina Yield: 16.566 Poud = 662.625 Funt = 8,724.2 Ozt. = 271.353 Kgs
 
 

At the assumed par (Fr. 4 = 1 руб Ag)

1850: 1 Troy Ounce Platinum Scrap (SPb: Semi-Refined, .97 Pt) = 7 руб 

c. 1845-1850: