Hexagonal Dipyramidal Minerals in the Hexagonal crystal system, Dipyramidal class (6/m) https://www.mindat.org/system_search.php?g=16 Agardite-(Ce) Agardite-(La) Agardite-(Nd) Agardite-(Y) Aiolosite Alforsite Britholite-(Ce) Britholite-(Y) Cacoxenite Calciopetersite Chlorapatite Davyne Farneseite Finnemanite Fluorapatite Fluorbritholite-(Ce) Fluorbritholite-(Y) Fluorcalciobritholite Fluorcaphite Fluorphosphohedyphane Fluorstrophite Gagarinite-(Y) Hanksite Hydroxylapatite Hydroxylborite Ilirneyite Jeremejevite Johnbaumite Kinichilite Konderite Kottenheimite Mattheddleite Menshikovite Mimetite Mixite Miyahisaite Petersite-(Ce) Phosphohedyphane Pieczkaite Plumboagardite Polezhaevaite-(Ce) Pyromorphite Stronadelphite Tienshanite Vanadinite Whitecapsite Zemannite Share this:TwitterFacebookLike this:Like Loading...