Mineral Specimen #6255 Microlite on Tantalite-(Mn)
Ipe mine, Governador Valadares, Minas Gerais, Brazil
5.5 x 3.9 x 3.5 cmMicrolite crystals up to 4 mm across.
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A2-mTa2X6-wZ-n on MnTa2O6
Orange brown colored, well formed crystals of Microlite have grown on the surface of Manganotantalite crystals. The Microlite crystals are tetrahedral with modified corners. The Manganotantalite ranges in color from a very dark reddish brown / maroon color to steel gray and is composed radiating. thin, elongated, compacted crystals. Note: Microlite is a synonym for the Microlite group. More than one species from the location has been analyzed but cannot be visually differentiated.
Condition: Good
Flaws: There are a few places where the Microlite crystals are incomplete. Most of the Tantalite crystals are not terminated.
This mineral is also found in the following galleries: Minerals From Brazil | Oxides and Hydroxides | Rare Minerals | Minerals Priced Between 100 and 199 Dollars