Spanish dollar
The
Spanish dollar (also kown as the
Castilian mark) was a silver (primarily) or gold coin which was minted by
Spain. Spanish
emperor Carlos I ordered the coin at the beginnings of the 16th century. It was in heavy use in
North America and in
China in the early
19th century.
The Spanish dollar had the same value as the German thaler. The coin contained 4608 Spanish grams (which is equilivant to 3550.16 troy grains or, 230.0465 metric grams). The fineness of gold was measured in quilates (carats) and cuartos (carat grains). The fineness of silver was measured in dineros and granos.
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