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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

Strontianite

1.511

1.661

0.15

0.15

3.76

3.76

pale yellow

 

1.41ct

 

 

 

 

 

 

 

weak whitish

red

Gems & Gemology 2017 Spring, p90

strontianite

1.518

1.668

0.15

0.15

3.73

3.73

colourless

 

0.23ct

 

 

 

 

 

 

 

 

 

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 2010 59/3-4, p69

 

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

Strontianite

1.515

1.67

0.145

0.15

3.7

3.8

 

 

 

 

 

 

Gemmo.eu 2017

Strontianite

1.517

1.67

0.15

0.15

3.63

3.79

1.517

1.520

1.663

1.663

1.667

1.670

Tables of Gemstone Identification, Roger Dedeyne, Ivo Quintens, 2007 

Strontianite

1.52

1.67

0.15

0.15

3.63

3.79

 

 

 

 

 

 

http://www.gemmology.be 

Strontianite

1.52

1.67

0.15

0.15

3.63

3.785

1.520

1.520

1.660

1.660

1.670

1.670

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Strontianite

1.52

1.67

0.15

0.15

3.63

3.79

1.520

1.520

1.660

1.660

1.670

1.670

http://www.geminterest.com 

Strontianite

1.52

1.67

0.15

0.15

3.63

3.785

 

 

 

 

 

 

Gemology Tools Professional 2010

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

 

CHEMICAL DATA (%)