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

Cancrinite

1.493

1.499

0.006

0.006

2.42

2.44

light to medium blue

Kagssortoq Fjord, Greenland

absorption from 650nm up, from 440nm down

dark red to purple

dark violet

Gems & Gemology 1993 summer p131

Cancrinite

1.51

1.51

2.12

2.12

pale yellow

Kola Pennisula, Russia

43.94ct cabochon

inert

inert

www.spec4gem.info 2018 07/10

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

ne min

ne max

no min

no max

Reference

Cancrinite

1.488

1.527

0.02

0.029

2.42

2.51

1.488

1.505

1.490

1.527

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

Cancrinite

1.488

1.525

0.019

0.026

2.4

2.52

Gemmo.eu 2019

Cancrinite

1.491

1.524

0.024

0.029

2.42

2.5

Bestimmungstabellen für Edelsteine, Birgit Günther, 1981 

Cancrinite

1.491

1.524

0.022

0.022

2.42

2.5

1.491

1.502

1.515

1.524

Gems, R Webster, 5th edition 1994 

Cancrinite

1.495

1.528

0.022

0.022

2.42

2.51

http://www.gemmology.be 

Cancrinite

1.495

1.528

0.022

0.022

2.42

2.51

1.495

1.503

1.507

1.528

http://www.geminterest.com 

Cancrinite

1.495

1.528

0.022

0.022

2.42

2.51

1.495

1.503

1.507

1.528

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Cancrinite

1.495

1.529

0.008

0.022

2.42

2.51

1.495

1.503

1.507

1.529

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

Cancrinite

1.498

1.524

0.026

0.026

2.5

2.5

1.498

1.498

1.524

1.524

Gemmological Tables, Ulrich Henn, 2004 

Cancrinite

1.51

1.51

2.42

2.5

John Sinkakas, Gemstone and mineral data book,1972 

STONE

LOCALITIES

REFERENCE

Cancriniet

Cancrinite Hill, KuglianyDungannon Township, Bancroft District

Hastings County

Ontario

Canada

www.mindat.org