Colophonite

Obsolete name for a variety of mineral

Colophonite, less commonly kalophonit (from Ancient Greek: κολοφωνία, kolophonia, rosin or rosin colors) — an obsolete historical name for a brownish calcium-iron mineral of the garnet family, a variety of grossular (later, andradite), discovered as an associated metamorphic mineral in the iron ore mines of the southern Norwegian islands, primarily Tromø (near Arendal). It is a nesosilicate, with formula Ca3Fe3+2(SiO4)3. Other names for colophonite: resin garnet (French: Grenat résinite), calderite, rosin garnet.

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