What are these shiny black rocks? They almost look like glass. Bonus feline formation. : r/whatsthisrock

What are these shiny black rocks? They almost look like glass

Shiny blackrock? : r/whatsthisrock

What are these shiny black rocks? They almost look like glass

Found this shiny black rock while snorkeling in the Bahamas… what

What are these shiny black rocks I keep finding randomly around my

What are these shiny black rocks? They almost look like glass

Shiny black inclusions? : r/whatsthisrock

What Is This? Shiny Black Speckled Rock? : r/whatsthisrock

Shiny black rock. : r/whatsthisrock

How to tell the Difference between Black Onyx, Jet, Apache Tear

Shiny black inclusions? : r/whatsthisrock

Shiny rock found on shores of Lake Michigan : r/whatsthisrock

How to tell the Difference between Black Onyx, Jet, Apache Tear

Formation and 7 Rocks with Vitreous or Glassy Rock Texture

What Is This? Shiny Black Speckled Rock? : r/whatsthisrock