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Hardystonite & Willemite & Calcite

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MEX142581

Hardystonite & Willemite & Calcite

Fluorescent, ex personal collection
Classic Locality

Description Tabs

Description
Locality: 
Franklin, Sussex County, New Jersey, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.7 × 3.6 × 0.7 cm
Description

A nice small specimen with three colors under shortwave lampe. I called this specimen "green fire".

Mineral Data
What's on the rock

Hardystonite

Formula: 
Ca2Zn(Si2O7)
Strunz: 
9.BB.10
Hardness: 
3.0 - 4.0
Streak: 
white
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Willemite

Formula: 
Zn2SiO4
Strunz: 
9.AA.05
Hardness: 
5.5
Streak: 
White
Type Locality: 
Vieille Montagne (Altenberg; Kelmisberg), Moresnet, Kelmis, Plombières-Vieille Montagne District (Plombières-Altenberg), Verviers, Liège Province, Belgium

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White