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Albite with Muscovite

#PD46929
SOLD
Albite from Conselheiro Pena, Minas Gerais, Brazil - PD46929
Albite from Conselheiro Pena, Minas Gerais, Brazil - PD46929

Albite with Muscovite

#PD46929
Availability
Sold
Size
9 x 5.5 x 4.5 cm - Sm Cabinet 
Formula
NaAlSi3O8 (RRUFF)
Locality
Conselheiro Pena, Minas Gerais, Brazil
Tagged
pegmatite mineral

This is just a nice specimen with good pegmatite characteristics. The big white groups (2cm) are groups of Albite crystals. Muscovite occurs as thick hexagonal plates to 2cm across. 

Albite

Formula
NaAlSi3O8 
Crystal System
Triclinic 
Crystal Habit
Blocky, Striated, Granular 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
white, gray, greenish gray, bluish green, gray 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Uneven 
Hardness
7 

Data courtesy of Webmineral.

Collection
Phillips Collection
Mineralpedia
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