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Manganite
Previous Owner: Shannon, David
Dimensions:
2.8x 1.6x 1.52.8x 7.5x 1.6; 2.7x 2.6x 0.5
Object number: 2019.3.1994
Description3pcs; 1st has rhombic-prismatic terminated crystals with etched terminations; to 2mm long with hollandite, and has minor hollandite, 1-2mm curved crystals, 3rd (flat plate) has vounded columnar crystals.