2.9" Siderite and Smoky Quartz Crystals with Feldspar - Malawi

Siderite and Smoky Quartz Crystals with Feldspar - Malawi #330869

This is a 2.9" wide association of smoky quartz crystals with black to red-orange siderite crystal aggregates and white feldspar. This mineral cluster was collected from the Southern region of Malawi, Africa.

Comes with an acrylic display stand.

Aegirine is a sodium iron silicate with the chemical formula NaFeSi2O6. It is a member of the pyroxene group and it shares the same crystal structure as augite, but a different chemical composition. It typically forms long, slender crystals that can bear reddish-black, brown, black or greenish colorations.

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