Tetartemorion (Ancient Greek: τεταρτημόριον tetartēmorion) is the name of a silver coin minted in Ancient Greece, valued at 1/4 of an obol. Its name means "quarter part", from tetarton, meaning a fourth, and morion part, portion.
|AR Tetartemorion (0.15 g); ca. 240 BC|
The weight at Athens was about 0.15-0.18 grams.
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