Here is one of Earth's Oldest Rocks!

Morton Gneiss - Oldest Earth Rock
Morton Gneiss - Oldest Earth Rock
Item# JPT-MtnGns
Availability: Usually ships in 2-3 business days

Product Description

Comes in an attractive display case. Location: Morton, MN Among the oldest rocks on Earth, Morton Gneiss.

About weight: 55 grams, size: 3/4" H X 1 1/4" W X 1 1/4" D

All similar, yet different. This coarse-grained, banded metamorphic rock is about 3.6 billion years old. Comes with information.