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Oh, to have these river rocks scattered about. I guess it's time to go rock picking.

Oh, to have these river rocks scattered about. I guess it's time to go rock picking.

Lake Michigan, some beaches are stony.  A Petosky stone is the gray one in the front.  They are coral fossils as this once was a tropical sea!

Lake Michigan, some beaches are stony. A Petosky stone is the gray one in the front. They are coral fossils as this once was a tropical sea!

Honestly couldn't believe this is sand under a microscope!  WOWSer!

Honestly couldn't believe this is sand under a microscope! WOWSer!

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