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INVESTIGATIONS

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

Colour

Locality

Info

nx min

nx max

ny min

ny max

nz min

nz max

Spectrum

UVS

UVL

Reference

Hyalophane

1.541

1.551

0.007

0.008

2.89

2.89

 

Busovaca, Bosnia

 

1.541

1.543

1.546

1.549

1.549

1.551

 

 

 

Zeitschrift der Deutschen Gemmologischen Gesellschaft 1985 Jg 34, Nr 3/4, p169-170

 

TABLES

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

nx min

 nx max

ny min

ny max

nz min

nz max

Reference

Hyalophane

1.541

1.551

0.008

0.008

2.89

2.89

1.541

1.543

1.546

1.549

1.549

1.551

Gemmological Tables, Ulrich Henn, 2004 

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

STONE

LOCALITIES

REFERENCE

Hyalophaan

 

Busovaca

 

Bosnia & Herzegovina

Zeitschrift der Deutschen Gemmologischen Gesellschaft 1985 Jg 34, Nr 3/4, p169-170

 

CHEMICAL DATA