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RM1917   Topaz (var. Imperial) in matrix

Topaz mine, Antônio Pereira, Ouro Preto, Minas Gerais, Brazil

Usually these imperial topaz appear without matrix. In this specimen we can enjoy a prismatic crystal, doubly terminated by the pinacoids, with brilliance, transparence and intense color. With small ding in lateral face. It is gemmy from top to bottom.


Size: 5.7 x 4.8 x 4.5 cm.
Main crystal: 16 x 15 mm.

 

RM1242   Topaz var. Imperial

Topaz mine, Antônio Pereira, Ouro Preto, Minas Gerais, Brazil

Topaz crystal with intense color, transparence and good brilliance. With a complex termination very rich in faces, where we can observe at least two pyramid forms and the pinacoid, along with two prisms. The base is a cleavage surface.


Size: 3.0 x 0.9 x 0.7 cm.

Fluorescent under LW-UV and SW-UV lights
 
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