AMM268 Ammonite Fossil (South Dakota) Rainbow Sapphire This polished Laguna Lace Agatespecimen

This polished Laguna Lace Agatespecimen has intricate lacey banding in shades of red

featuring brecciation and some egg patterning

Montana Moss Agate

Tumbling material displays green and pink colored granite

AMM268 Ammonite Fossil (South Dakota) Rainbow Sapphire This polished Laguna Lace AgatespecimenThis ammonite specimen comes from South Dakota in the Cretaceous period when the area was submerged by the Western Interior Seaway millions of years ago. They are typically preserved in hard concretions that must be carefully removed. The surface of this fossil shows complex suture patterns in overall shades of warm brown, with little spots of red or purple iridescence. It has a smooth outer surface with a sharp spine. 3" x 2. 25" 58g Sphenodiscus