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0 item @ $0.00  

Boulangerite Quartz

#PD31026

Boulangerite Quartz

#PD31026
Availability
Sold
Size
9 x 6 x 4 cm - Sm Cabinet 
Formula
Pb5Sb4S11 (RRUFF)
Locality
Wheal Boys, Port Isaac, St. Endellion, Cornwall, England
Notes
Discounts/Promos do NOT apply to this item
Tagged
antique

Superb specimen from an old hard-to-obtain locality. This piece contains abundant filliform, silvery crystals of Boulangerite to 1cm strung throughout Quartz matrix. The Quartz crystals are clear and about 1.5cm long.

Boulangerite

Formula
Pb5Sb4S11 
Crystal System
Orthorhombic 
Crystal Habit
Acicular, Massive - Fibrous, Plumose 
Cleavage
Indistinct, Indistinct, None 
Luster
Metallic 
Color
lead gray, blue gray, gray 
Streak
reddish brown 
Class
Orthorhombic 
Fracture
Brittle 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
Phillips Collection

Specimen comes with an A.L. McGuinness tag, an a much older, hand inked label.

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