Sandstone and Iron Oxide: Concretion (Moqui Marble)
Sandstone and Iron Oxide: Concretion (Moqui Marble) Sandstone and Iron Oxide: Concretion (Moqui Marble) Sandstone and Iron Oxide: Concretion (Moqui Marble) Sandstone and Iron Oxide: Concretion (Moqui Marble) Sandstone and Iron Oxide: Concretion (Moqui Marble) (closeup) Sandstone and Iron Oxide: Concretion Also Known as a Moqui Marble Concretion = Layered Rock 2020: Box 9a -- SC #20 2.72 ounces 76 grams 380 carats Unknown acquisition source and date 2020-9a 2020-9a-20 Sandstone and Iron Oxide: Concretion (Moqui Marble)
