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Melilite: (Ca,Na)2(Al,Mg,Fe++)(Si,Al)2O7 Monticellite: CaMgSiO4
Comments: Thin-section image of monticellite interstitial between unaltered melilite crystals (CanMin v. 41. p 1259).
Location: Skarns along the contact of a diorite intrusion at Oravit¸a, Banat, in Romania.
Scale: Field of View 2.7 mm.
© Canadian Mineralogist
Comments: Barrel-shaped root-beer colored melilite crystal with clear nepheline.
Location: Udersdorf, Rhineland-Palatinate, Germany.
Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals