Rock & Crystal Identifier

The #1 rock identifier and crystal learning app, free with no signup.

iOSApp Store (US)★ 4.6 · 2.7K ratingsfree

Rock & Crystal Identifier from the Crystal Council bills itself as the #1 rock identifier and crystal learning app, free with no trial or signup required. It's for rock and crystal enthusiasts who want quick, frictionless identification.

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