Iron Stromatolites (ME10)
$320.00
Notes specific to this specimen: Nice longitudinal colonies from the classic location of the old Mary Ellen Mine in Biwabik, Minnesota, the type locality for the Biwabik Iron Formation. The mine shut down over 50 years ago. We find these specimens in the old discard piles that surround the old pit. *This specimen comes with a Certificate of Authenticity and Origin
SIZE: 5.5″ x 6″ x 3/8″
Name: Collenia undosa
Unit: Biwabik Iron Formation
Site: Biwabik Iron Range, Minnesota
Date: Mid 1990s
Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin.
Notes specific to this specimen: Nice longitudinal colonies from the classic location of the old Mary Ellen Mine in Biwabik, Minnesota, the type locality for the Biwabik Iron Formation. The mine shut down over 50 years ago. We find these specimens in the old discard piles that surround the old pit. *This specimen comes with a Certificate of Authenticity and Origin
SIZE: 5.5″ x 6″ x 3/8″
Name: Collenia undosa
Unit: Biwabik Iron Formation
Site: Biwabik Iron Range, Minnesota
Date: Mid 1990s
Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin.
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 4 × 8 × .3 in |
| Name / Species | Collenia undosa |
| Age | Paleoproterozoic Era 2.3 billion years |
| Unit | Biwabik Iron Formation |
| Site | Biwabik, Minnesota |
| Date | Mid 1990s |
