Colombia
Imprint: LIT.NACIONAL-BOGOTA
Colombia is by far the world's largest producer of emeralds, constituting 50–95% of the world production, with the number depending on the year, source and grad.. Read more »
Colombia is by far the world's largest producer of emeralds, constituting 50–95% of the world production, with the number depending on the year, source and grad.. Read more »
| Country: | Colombia |
| Type: | Postage stamps |
| Series: | Mining and Agriculture |
| Nominal: | 1 c |
| Year: | 1935 |
| Size: | 26 x 32 mm |
| Perforation: | 11½ |
Mining and Agriculture
 Gold Mining |  Christopher Columbus |  Coffee Plantation |  Emerald Mine |
 Platinum Mines |  Emerald Mine 0.19$ |  Oil Wells 0.14$ |  Coffee plantation 0.12$ |
 Gold Mining 0.16$ |  Christopher Columbus |