Silver Dollar

 

SEM view

Dollar symbolhttp://www.open.ac.uk/earth-research/tindle/AGT/mosaics/zgoogle_dollar/index.html

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3.9 cm across

El Cazador - the shipwreck that changed the world


Spanish 8 reale silver coin (also known as pieces of eight) from the shipwreck of the El Cazador a brig of war, lost en route to New Orleans in 1783. Recovered 50 miles south of Louisiana in 1993 by Captain Jerry Murphy. More here and here.

The origin of the American dollar sign - a ribbon wrapped column of Hercules on the reverse of the coin

Mercury inclusionsRMS-SEM1-SilverDollar.html
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