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Mineral Specimen #6860    Rockbridgeite, Psuedomophs Casts after Unknown Crystals

Conselheiro Pena, Doce valley, Minas Gerais, Brazil

7 x 4.4 x 1.6 cm
The primary Albite crystal is 1.5 cm thick.
2.8 x 1.7 x 0.6 in

$35      Click here to order this mineral.                                                                                                                                                              

Ex. Luiz Menezes


A thin plate of Rockbridgeite which has formed casts after unidentified crystals which have since dissolved. The color is nearly black where the surface is unbroken and a much lighter color on the broken surfaces. Where the surface is broken, it can be seen the interior is hollow. Under 10x magnification, the broken edges can be seen to be composed of very thin, closed packed, parallel, fibrous crystals.

Condition: Fairly Good

Flaws: Across the specimen,

This mineral is also found in the following galleries: Minerals From Brazil | Phosphates | Pseudomorphs | Minerals Priced Between 25 and 49 Dollars

This mineral is also found in the following galleries: Minerals From Brazil | Phosphates | Pseudomorphs | Minerals Priced Between 25 and 49 Dollars