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INVESTIGATIONS

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

Colour

Location

Info

ne min

ne max

no min

no max

Spectrum

UVS

UVL

Reference

Sellaite

1.378

1.39

0.012

0.012

3.15

3.15

colourless

Brazil

 

 

 

 

 

 

 

 

Zeitschrift der Deutschen Gemmologischen Gesellschaft 1989 Dec, p143-145

Sellaite

1.379

1.39

0.011

0.011

3.17

3.17

yellow

Brazil

0.94 ct

 

 

 

 

 

 

 

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 2013 62/1-2, Jun, p36

Sellaite

 

 

 

 

3.28

3.28

 

Brumado, Bahia, Brazil

5.11ct

 

 

 

 

 

inert

inert

GIA Gem Database  35500

 

TABLES

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

ne min

ne max

no min

no max

Reference

Sellaite

1.37

1.391

0.01

0.019

2.96

3.17

 

 

 

 

Gemmo.eu 2013

Sellaite

1.378

1.39

0.01

0.012

3.14

3.16

1.389

1.390

1.378

1.379

Gemmological Tables, Ulrich Henn, 2004 

Sellaite

1.378

1.39

0.012

0.012

3.15

3.15

 

 

 

 

http://www.gemmology.be 

Sellaite

1.378

1.39

0.012

0.012

3.15

3.15

1.390

1.390

1.378

1.378

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Sellaite

1.378

1.39

0.012

0.012

3.15

3.15

1.390

1.390

1.378

1.378

http://www.geminterest.com 

Sellaite

1.378

1.39

0.012

0.012

3.15

3.15

 

 

 

 

Gems, R Webster, 5th edition 1994 

Sellaite

1.378

1.39

 

 

3

3.17

 

 

 

 

Bestimmungstabellen für Edelsteine, Birgit Günther, 2008 

Sellaite

1.378

1.39

0.012

0.012

3.14

3.16

 

 

 

 

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

Sellaite

1.378

1.39

0.012

0.012

3.15

3.15

 

 

 

 

Gemology Tools Professional 2010

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

 

CHEMICAL DATA (%)