Wordless Wednesday

What do you think this is?


9 thoughts on “Wordless Wednesday

    • Interesting guesses, but no to both! The compact bone guess is probably the closest yet, but that could be a misleading comment… let me put it this way: in terms of SCALE, the comment bone is the closest guess yet, and the valley from way up high would be furthest.

    • You got it, Danny! Banded iron formation at 100x zoom through an optical microscope 🙂 It’s a sample from Labrador, although I took the picture (through the lens of the microscope) and examined the rock before ever going to Lab City, while I was in school.

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