January 5, 2011

UK, 1877: PGMs in Griffin's Catalogue

Labor & Profit for UK Platinumware, charged retail in 1877, was apparently  ~£ 0.85/Ozt.
 
1877: 1 Ozt. Platinum (UK: Semi-Mfg, Ret. Cat.) = £ 1.65 (*)
*(Gold $ 8.03; Merchant Bill $ 8.08; Value: *USD$ 8.5517)

Citation: Chemical Handicraft: A Classified and Descriptive Catalogue &c.; John Joseph Griffin(1877) 



Citation: Chemical Handicraft: A Classified and Descriptive Catalogue &c.; John Joseph Griffin(1877)






Crucible w/cover:

Where a Crucible 1/2 Imperial Fluid Oz. (14.2065 cc) weighed 0.5833 Ozt (18.1437 g.), ∴
1877: 1 Ozt. Platinum (UK Mfg, Crucible: 15cc Rate) = £ 2.57 (*USD$ 13.33)

Presume a Crucible 1 Imperial Fluid Oz. (28.4131 cc) weighed 1.109 Ozt (34.4922 g.), ∴
30 cc Crucible =  35.51 g./ 1.1416 Ozt. = £ 2.8766
1877: 1 Ozt. Platinum (UK Mfg, Crucible: 30cc Rate) = £ 2.51  (*USD$ 13.00)
 
1877: 1 Ozt. Platinum (UK Mfg, Crucibles) = £ 2.50 (*USD$ 13.00)






Capsule:
Where a Capsule 1 Imperial Fluid Oz. (28.4131 cc) weighed 0.75 Ozt (23.3276 g.), ∴
30 cc Crucible =  24.63 g./ 0.792 Ozt (30cc Crucible =£1.95; 30cc Rate : £ 2.51)

1877: 1 Ozt. Platinum (UK Mfg, Capsules; Catalogue) = £ 2.50 (USD$ 13.00)



The German Mark was conveniently assumed to be equal to 1 English Shilling, therefore:

1877: 1 Kilogram platina (Russia: 74.8% ore) ~ £ 10.50 (95.71 / 84. - 112. руб)

1877: 1 Troy Ounce platina (Ru: Contract 74.8% ore) ~ £ 0.3266 (USD$ 1.659)
1877: 1 Ozt. Pt (Ru: Intrinsic) ~ £ 0.4366 (USD$ 2.218)
 

In 1867-77, the firm of Johnson Matthey & Co. paid ℳ 210/kg. for the unprocessed ore, and after 1877, 315/kg.  In 1895/6,  ℳ958/kg.





Rhodium, Osmium, Ruthenium & Iridium were not listed in the 1866 edition. Palladium was out of stock. Silver, Platinum and Platinized Silver were listed at identical prices in both 1866 & 1877 catalogues.

1877: 1 Ozt. Ruthenium = £ 18.00 (USD$ 91.44)
1877: 1 Ozt.  Rhodium = £ 6.40 (USD$ 32.51)
1877: 1 Ozt. Iridium = £ 3.20 (USD$ 16.26)
1877: 1 Ozt. Osmium= £ 8.00 (USD$ 40.64)
1877: 1 Ozt. Palladium = £ 6.40 (USD$ 32.51)
1877: 1 Ozt. Platinum = £ 1.65 (USD$ 8.38)


1877: 1 Ozt. Pure Silver = £ 0.50 (USD$ 2.54)
1877: 1 Ozt. Platinized Silver = £ 0.60 (USD$ 3.05)
1877: 1 Ozt. Pure Gold= £ 4.80 (USD$ 24.38)






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