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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

blödite

1.483

1.487

0.004

0.004

2.25

2.25

 

California, USA

 

1.483

1.483

1.486

1.486

1.487

1.487

 

 

 

The Journal of Gemmology 2019 Vol 36, N°5, p403-404

blödite

 

 

 

 

 

 

colourless

California, USA

1.26ct

 

 

 

 

 

 

 

 

 

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 2019 68/3-4, p9-10

 

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

Blödite

1.481

1.488

0.003

0.005

2.21

2.25

 

 

 

 

 

 

Gemmo.eu 2019

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

 

CHEMICAL DATA (%)