Coin - Pi Copper

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$20.00
$20.00

Product details

Description

The number pi (π) is a mathematical constant, approximately equal to 3.14159. It is defined in Euclidean geometry as the ratio of a circle’s circumference to its diameter.

  • Pi coin minted in solid copper in West Fork, AR
  • Solid Copper - 29 g
  • 1.54 in (3.9 cm) diameter
  • Antiqued patina

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