Found in Michigan cone shaped stones : r/whatsthisrock

Identifying the Rocks of Lake Michigan (Geode, Septarian, Agate, and More) - Owlcation

What is this strange rock formation? Has like an elongated honeycomb pattern. : r/whatsthisrock

Looking for help identifying these rocks found in Lake Michigan! An orange one, a green one, and one that people with trypophobia will hate 😂 : r/ whatsthisrock

Found in Michigan : r/whatsthisrock

Found in West Michigan, in fill rocks : r/whatsthisrock

What are these yellow rocks? Found in Lake Michigan near Manistee, MI : r/ whatsthisrock

Found in my backyard in Alabama. Very smooth, pyramidal shaped stone with a round bottom. The unsmoothed sides have holes and pockmarks that almost look like pumice or volcanic rock but it's

Identifying the Rocks of Lake Michigan (Geode, Septarian, Agate, and More) - Owlcation

triangle shaped rock : r/whatsthisrock

Found in Michigan, anyone know? : r/whatsthisrock

Does this look like a stone tool? Found in Redcliffe, Australia. : r/ whatsthisrock

Found in Michigan, anyone know? : r/whatsthisrock

Found this cool rock on the coast of Lake Michigan while on I

Lake Michigan treasures: what can be found right here

What kind of rock is this? Found in The Upper Peninsula of Michigan : r/ whatsthisrock