Stolzite

Refractive Index : 2.27 – 2.19

Optical Characteristic : DR, U-

Specific Gravity : 8.34 – 7.90

Formula : PbWO4

Crystal System : Tetragonal

Variety/Species : All

Species/Group : Stolzite

Birefringence : 0.08

Dispersion :

Hardness : 2.5 to 3

Toughness : Poor

Ultrasonic : Never

Steam : Never

UV Long : Inert

UV Short : Inert

Pleochroism : None

Strength : N/A

Pleochroism Colors : None

Heat : sensitive

Acids : sensitive

Light : stable

Polish Luster : Subadamantine to resinous

Fracture : conchoidal, to uneven

Fracture Luster :

Clarity Type : N/A

Tones : N/A

Saturations : N/A

Cause of Color :

Enhancements : none

Cleavage : Indistinct.

Color Range : Brown, yellowish brown, beige, tan, yellow-red, , brownish, reddish, greenish

Transparency : Transparent to opaque

Phenomena : None

Separations : Stolzite from-

Identifying Characteristics and information
Very rare.

Spectral Data
not diagnostic

Trade Names and Misnomers
Raspite
Stolzite

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