Intense colors emitted from a wide variety of
minerals mark this collection as an interesting
demonstration and display set. It comes with
an identification list.Contents:15 numbered
samples, Size: up to 2” x 3”Minerals:calcite,
celestite, chalcedony, corundum, deweylite,
fluorite (2), hackmanite, opal (hyalite), opal,
petroleum, scapolite, travertine, willemite,
zircon sandContents may vary due to
availability.