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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

Mesolite

1.505

1.506

0.001

0.001

2.27

2.27

colourless

Poonah, India

 

1.505

1.505

 

 

1.506

1.506

 

 

 

Zeitschrift der Deutschen Gemmologischen Gesellschaft 1988 36, Nr 3/4, p163-164

Mesolite

1.505

 

 

 

2.18

2.23

salmon + white

Maharashtra, India

cabochons 28.10ct and 36.73ct, opaque in the white areas, translucent in salmon areas

 

 

 

 

 

 

 

faint white in white areas

inert

The Journal of Gemmology 2019 Vol 36, N7,p585-586

 

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

Mesolite

1.5

1.5

 

 

2.29

2.29

 

 

 

 

 

 

John Sinkakas, Gemstone and mineral data book,1972 

Mesolite

1.5

1.5

0.001

0.001

2.29

2.29

 

 

 

 

 

 

Gems, R Webster, 5th edition 1994 

Mesolite

1.503

1.507

0.001

0.002

2.25

2.3

 

 

 

 

 

 

Gemmo.eu 2020

Mesolite

1.504

1.508

0.001

0.001

2.26

2.26

 

 

 

 

 

 

Gemology Tools Professional 2010

Mesolite

1.505

1.506

0.001

0.001

2.26

2.26

1.505

1.505

 

 

1.506

1.506

http://www.geminterest.com 

Mesolite

1.505

1.506

0.001

0.001

2.26

2.29

1.505

1.505

 

 

1.506

1.506

Gemmological Tables, Ulrich Henn, 2004 

Mesolite

1.505

1.506

0.001

0.001

2.26

2.26

1.505

1.505

 

 

1.506

1.506

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Mesolite

1.505

1.506

0.001

0.001

2.2

2.4

 

 

 

 

 

 

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

Mesolite

1.505

1.505

0.001

0.001

2.27

2.27

 

 

 

 

 

 

Michael O'Donoghue, Gems: Their Sources, Descriptions and Identification (2006),  873pp 

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

 

CHEMICAL DATA (%)