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Measurements: 67 x 57 x 40 mm Description: A beautiful cluster of aegirine crystals with orthoclase feldspar, zircon crystals up to 8 mm long, as well as a few (to us, unknown) brownish crystals up to 10 mm long (image upper right). The
specimen has relatively little damage. Chemical
Composition: NaFe3+(Si2O6)
(aegirine) Hardness
on Mohs Scale: (aegirine)
6 US $ 85 .
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