A new look on every screen: one light design that is easier to read outdoors.

Results show how sure the match is, your photo beside a reference photo, the tell that separates a stone from its lookalikes, and a quick streak test.

New: where to find it. A map of the places on rockhounding.org where each stone has been found.

Safety notes for stones that need care, such as copper, lead and arsenic minerals.

Identify by hand uses the same light design with clearer questions. Search the catalogue from the home screen. A new icon.