Colnect-172-356-Chalcopyrite.jpg
Source: Colnect
Issued by: Portugal
Function: postage
Date: 9/24/1971
Issue: Economic Geology Congress
Denom: 6.50e
Color: multicolored
Design type: minerals (1971 Portugal)
Design: chalcopyrite
Watermark: unwmk
Perf:
Catalog value:

Public examples: 1 private


External links:
Colnect 64194-..onomic_Geology


Record of changes