Gemsdat
 

                Home            Gemstones

 

      

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

Hambergite

1.55

1.62

0.07

0.07

2.35

2.35

colourless

 

 

 

 

 

 

 

 

 

 

 

Gems & Gemology 1961 Spring, p144

Hambergite

1.55

1.62

0.7

0.7

2.36

2.36

colourless

Anjanabonoina Mine, Ambohimanambola, Antananarivo Province, Madagascar

3.58ct

 

 

 

 

 

 

 

inert

inert

GIA Gem Database  34032

Hambergite

1.551

1.62

0.069

0.069

2.38

2.38

colourless

 

 

 

 

 

 

 

 

 

 

 

ACAM labo 

Hambergite

1.553

1.631

0.072

0.072

2.35

2.35

colourless

Momeik (Molo) , Mogok, Myanmar

 

1.553

1.559

 

 

1.625

1.631

 

inert

inert

The Australian Gemmologist 2005 22, p303-309

Hambergite

1.554

1.628

0.074

0.074

2.35

2.35

colourless

Madagascar

0.7 to 2.9ct

1.554

1.554

1.588

1.588

1.628

1.628

 

inert

inert

Gems & Gemology 1976 Fall, p199-200

Hambergite

1.563

1.62

0.057

0.057

2.37

2.37

colourless

Madagascar

5.36ct

 

 

 

 

 

 

 

inert

inert

GIA Gem Database  34412

 

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

Hambergite

1.543

1.631

0.072

0.074

2.35

2.35

1.543

1.559

1.580

1.591

1.617

1.631

Gemmological Tables, Ulrich Henn, 2004 

Hambergite

1.55

1.63

0.015

0.015

2.35

2.37

1.550

1.550

1.590

1.590

1.630

1.630

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Hambergite

1.553

1.61

0.072

0.072

2.35

2.35

 

 

 

 

 

 

John Sinkakas, Gemstone and mineral data book,1972 

Hambergite

1.553

1.631

0.072

0.072

2.35

2.35

1.553

1.559

 

 

1.625

1.631

Tabellen zur Edelstein-Bestimmung, Pschichholz FGA, 1975 

Hambergite

1.553

1.631

0.072

0.08

2.33

2.372

1.553

1.559

1.590

1.590

1.625

1.631

http://www.geminterest.com 

Hambergite

1.553

1.631

0.072

0.072

2.35

2.35

1.553

1.559

 

 

1.625

1.631

Gems, R Webster, 5th edition 1994 

Hambergite

1.554

1.631

0.071

0.074

2.35

2.36

1.554

1.559

 

 

1.625

1.631

Gemme, Dati per l'identificazione, P. De Stefano et al, 1993 

Hambergite

1.555

1.628

0.071

0.072

2.35

2.35

 

 

 

 

 

 

Bestimmungstabellen für Edelsteine, Birgit Günther, 1981 

Hambergite

1.555

1.631

0.068

0.073

2.35

2.37

1.555

1.560

1.591

1.591

1.628

1.631

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

Hambergite

1.559

1.631

0.072

0.072

2.35

2.37

 

 

 

 

 

 

http://www.gemmology.be 

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

STONE

LOCALITIES

REFERENCE

Hambergite

Momeik

Mogok

Mandalay

Myanmar

The Australian Gemmologist (2005) 22, p308

 

CHEMICAL DATA