Yes. I will drop them off for testing at the Earth Science Lab at the University.
If my rocks are indeed Hackmanite (sodalite) I will sell some since I have quite a few.
They might be something even more valuable. ???
The beach at our cabin on Lake Superior is covered in agates and similar quartzite veins running through the 3 Billion year old Lava flows and Bedrock that is everywhere on the East and North Shore of Lake Superior…
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