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Uvite

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NST605889

Uvite

With Antique Label

Description Tabs

Description
Locality: 
Hamburg Mine, Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3.5 × 3 cm
Description

Large, dark brown crystal fragment (with crystal faces) of uvite from Hamburg, New Jersey. Comes with an antique handwritten label and remnants of an onglued label. A nice american old timer.

Mineral Data
What's on the rock

Uvite

Formula: 
Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Group Parent: 
Tourmaline
Crystal System: 
Trigonal
Hardness: 
7.5
Colour: 
Black, greenish-black
Streak: 
Light-brown, light-green, or white