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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

Scapolite

1.531

1.54

0.006

0.008

2.586

2.595

violet

Eastern Africa

10 stones 0.49-4.16ct; 89.2% marialite

1.531

1.534

1.539

1.540

weak didymium lines in the yellow and faint lines in the blue (495, 488, 450nm)

distinct pink

inert

The Journal of Gemmology 1979 Vol 16, N7, p448-451

Scapolite

1.535

1.54

0.005

0.005

 

 

colourless

 

2.09ct, photochromism, marialite

 

 

 

 

 

strong bright orange

bright orange

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 2010 59/3-4, p65

Scapolite

1.536

1.541

0.005

0.005

2.58

2.58

colourless, blue when exposed to UVS(tenebrescent)

Afghanistan

 

 

 

 

 

 

weak yellow-orange

strong yellow-orange

Gems & Gemology 2005 fall, p269-271

Scapolite

1.536

1.541

0.005

0.005

2.58

2.58

colourless

Afghanistan

0.91 - 5.17 ct, tenebrescent : turn blue when exposed to short-wave UV

 

 

 

 

 

 

 

Gems & Gemology 2005 Fall, p269-270

Scapolite

1.536

1.541

0.04

0.01

2.65

2.65

violet

Eastern Africa

 

 

 

 

 

 

 

 

The Journal of Gemmology 1980 Vol17, N4, p235-238

Scapolite

1.537

1.556

 

 

 

 

yellow

Karur, Tamil Nadu, India

3.11 to 5.27ct

 

 

 

 

 

intense pink-orange

lavender

Gems & Gemology 2011 Spring, p59

Scapolite

1.538

1.548

0.01

0.01

2.6

2.61

deep-blue

Mogok, Myanmar

 

 

 

 

 

 

 

 

The Journal of Gemmology 1991 Vol22, N5, p262

Scapolite

1.538

1.542

0.004

0.004

2.72

2.72

lila

 

0.77ct

 

 

 

 

none

inert

inert

ACAM Lab  2050

Scapolite

1.539

1.549

0.005

0.009

2.55

2.59

colourless

Afghanistan

 

 

 

 

 

 

moderate yellow

very strong yellow

Gems & Gemology 2011 Spring, p65-66

Scapolite

1.539

1.55

0.011

0.011

2.61

2.61

purple

Tajikistan

1.79ct, marialite

 

 

 

 

very faint line at 600nm

inert

inert

Gems & Gemology 1995 Fall, p211-212

Scapolite

1.54

1.559

0.013

0.023

2.62

2.67

pink

Myanmar

 

1.540

1.545

1.557

1.568

 

 

 

The Journal of Gemmology 1991 Vol22, N5, p262

Scapolite

1.54

1.55

0.01

0.01

2.62

2.62

 

Tanzania

2.15ct

 

 

 

 

none

inert

inert

ACAM Lab  2154

Scapolite

1.54

1.552

0.012

0.012

2.66

2.66

yellowish

Tanzania

1.76ct

 

 

 

 

 

strong orange

inert

ACAM Lab  4201

Scapolite

1.54

1.545

0.005

0.005

2.69

2.69

 

Tanzania

 

 

 

 

 

 

inert

inert

GIA Gem Database  34149

Scapolite

1.541

1.55

0.009

0.009

2.61

2.61

violet

Tanzania

33.53ct, marialite

 

 

 

 

 

inert

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.541

1.558

0.017

0.017

2.62

2.62

yellowish

 

1.76ct

 

 

 

 

 

 

 

ACAM labo 

Scapolite

1.541

1.55

0.009

0.009

2.62

2.62

violet

Tanzania

1.67 ct, marialite

 

 

 

 

 

inert

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.541

1.552

0.011

0.011

2.62

2.62

colourless

 

4.34 ct, marialite

 

 

 

 

 

pink-orange

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.542

1.558

0.01

0.014

2.63

2.71

reddish-brown

 

artificial radiation

1.542

1.549

1.552

1.558

 

 

 

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 2016 Jun, p3-4

Scapolite

1.542

1.56

0.018

0.018

2.635

2.635

colourless

 

3.46ct

 

 

 

 

 

 

 

ACAM labo 

Scapolite

1.542

1.553

0.011

0.011

2.64

2.64

yellow

Mpapwa, Tanzania

15.09ct

 

 

 

 

 

pink

inert

ACAM Lab  2112

Scapolite

1.542

1.55

0.008

0.008

2.65

2.65

orangy yellow

Lelatema Mts, Arusha Region, Tanzania

32.05ct

 

 

 

 

 

weak red

none

GIA Gem Database  34150

Scapolite

1.542

1.56

0.018

0.018

2.66

2.66

light brown

Tanzania

31.44ct, black platelet inclusions of magnetite

 

 

 

 

 

moderate orangey red

moderate purplish pink

The Journal of Gemmology 2016 35 (3), p 202

Scapolite

1.543

1.552

0.009

0.009

2.62

2.62

 

Afghanistan

9.50 ct, marialite

 

 

 

 

 

weak yellow

yellow

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.543

1.558

0.013

0.013

2.63

2.63

colourless

Sri Lanka

32.84 ct, marialite

 

 

 

 

 

pink-orange

yellowish

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.544

1.558

0.014

0.014

2.63

2.63

pinkish

Myanmar

5.81 ct, marialite

 

 

 

 

 

red-orange

yellow

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.545

1.558

0.013

0.013

 

 

pink

Myanmar

marialite

 

 

 

 

 

 

 

The Journal of Gemmology 1979 N1, p5

Scapolite

1.546

1.562

0.016

0.016

 

 

colourless

Madagascar

marialite

 

 

 

 

 

 

 

The Journal of Gemmology 1979 N1, p5

Scapolite

1.547

1.56

0.013

0.013

2.64

2.64

brownish yellow

Mozambique

55.47 ct, marialite

 

 

 

 

 

pink-orange

pink

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.547

1.558

0.011

0.011

2.65

2.65

yellow

Tanzania

4.48 ct, marialite

 

 

 

 

 

weak red-orange

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.547

1.56

0.013

0.013

2.68

2.68

orangy yellow

Espirito Santo, Brazil

24.03ct

 

 

 

 

 

weak orange

weak yellow

GIA Gem Database  34297

Scapolite

1.547

1.561

0.014

0.014

2.65

2.65

light yellowish brown

Pakistan

14.11ct

 

 

 

 

 

red

inert

http://www.spec4gem.info/index.php 2014

Scapolite

1.548

1.56

0.012

0.012

2.63

2.63

colourless

Sri Lanka

3.54ct

 

 

 

 

 

 

 

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 1999 Jul p106

Scapolite

1.548

1.56

0.012

0.012

2.64

2.64

pale yellow, brownish yellow

Nampula Province, Mozambique

marialite

 

 

 

 

none

weak red

weak pink

Gems & Gemology 2004 summer, p172

Scapolite

1.548

1.568

0.02

0.02

2.66

2.66

colourless

Nepal

1.02 ct

 

 

 

 

 

weak violet

weak pink

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.548

1.57

0.022

0.022

2.66

2.66

zoned yellow

India

9.10ct

 

 

 

 

no features

strong orange-pink

inert

Gems & Gemology 2013 Spring, p58-59

Scapolite

1.548

1.575

0.027

0.027

2.67

2.67

orangy red

Mogok, Myanmar

8.09ct

 

 

 

 

 

very weak orange

strong yellowish orange

GIA Gem Database  34597

Scapolite

1.548

1.568

0.019

0.019

2.671

2.671

light yellow

Umba, Tanzania

7.51ct

1.548

1.550

1.567

1.568

 

reddish orange

weak reddish orange

The Journal of Gemmology 1971 N7, p304-309

Scapolite

1.549

1.559

0.1

0.1

2.63

2.63

brownish purple

 

1,58 ct and 2,95 ct, =marialite

 

 

 

 

 

weak orangy red

inert

Gems & Gemology 2015 Summer, p202-203

Scapolite

1.549

1.57

0.021

0.021

 

 

pink

 

70ct

 

 

 

 

 

 

apricot

The Journal of Gemmology 1971 N5, p155

Scapolite

1.55

1.55

 

 

2.66

2.66

reddish brown

Umba, Tanzania

17.04ct, star scapolite, strong chatoyant band + six additional rays, spot RI, brown needle-like inclusions

 

 

 

 

 

weak red

inert

Gems & Gemology 1998 Spring, p44-45

Scapolite

1.55

1.567

0.017

0.017

2.67

2.67

champagne

India

13.77 ct

 

 

 

 

 

pink

weak pink

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.55

1.578

0.028

0.028

2.694

2.694

colourless to pale yellow

Embilipitiya, Sri Lanka

 

 

 

 

 

 

 

strong canary

Gems & Gemology 1996 winter, p262-269

Scapolite

1.55

1.588

0.03

0.031

2.7

2.72

colourless

Myanmar

 

1.550

1.557

1.580

1.588

 

 

 

The Journal of Gemmology 1991 Vol22, N5, p262

Scapolite

1.551

1.575

0.024

0.024

2.69

2.69

yellowish

Madagascar

8.88 ct

 

 

 

 

 

pink-orange

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.552

1.581

0.022

0.027

2.68

2.72

yellow

35 km south of Ihosy, Madagascar

4.14-7.50ct, 56-64.9% meionite

1.552

1.555

1.574

1.581

 

strong purplish red

pale yellow

Gems & Gemology 2010 Winter, p274-279

Scapolite

1.552

1.569

0.017

0.017

 

 

colourless

Madagascar

marialite

 

 

 

 

 

 

 

The Journal of Gemmology 1979 N1, p5

Scapolite

1.554

1.587

0.033

0.033

 

 

light yellow

Myanmar

meionite

 

 

 

 

 

 

 

The Journal of Gemmology 1979 N1, p5

Scapolite

1.556

1.582

0.026

0.026

2.709

2.709

colourless

Central Tanzania

 

 

 

 

 

 

 

 

The Journal of Gemmology 1981 Vol 17, N6, p395-405

Scapolite

1.557

1.541

0.016

0.016

2.65

2.65

pale blue

Myanmar

 

 

 

 

 

 

 

 

The Journal of Gemmology 1991 Vol22, N5, p262

Scapolite

1.557

1.58

0.023

0.023

2.67

2.67

brown

Tanzania

1.80 ct, meionite

 

 

 

 

 

weak yellow

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.557

1.587

0.03

0.03

2.716

2.716

yellowish

Central Tanzania

 

 

 

 

 

 

 

 

The Journal of Gemmology 1981 Vol 17, N6, p395-405

Scapolite

1.558

1.581

0.023

0.023

2.75

2.75

black

Tanzania

2.28 ct, meionite

 

 

 

 

 

weak yellow

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.559

1.579

0.02

0.02

2.74

2.75

brownish orange, yellowish brown, brown, grey

India

cat's eye, 67% meionite

1.559

1.559

1.579

1.579

 

 

 

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft 2005 Mar, p55-58

Scapolite

1.56

1.56

 

 

2.7

2.7

extremely dark yellowish green-brown

 

52.92ct, cat's-eye, cabochon, spot RI

 

 

 

 

 

very weak red

inert

Gems & Gemology 1985 Summer, p113

Scapolite

1.56

1.585

0.025

0.025

2.75

2.75

reddish brown, brown (coloured by orangy red fine needles)

 

5.42 and 5.57 ct, cabochon with cat's-eye, Na-rich meionite

 

 

 

 

 

 

 

Gems & Gemology 2003 Summer, p158-159

Scapolite

1.561

1.589

0.028

0.028

2.77

2.77

brown

Madagascar

10.58 ct, meionite

 

 

 

 

 

inert

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.561

1.591

0.03

0.03

2.77

2.77

yellow

Madagascar

1.67 ct, meionite

 

 

 

 

 

inert

inert

Revue de  Gemmologie A.F.G. 2012 181, p11-17

Scapolite

1.57

1.57

 

 

2.73

2.73

reddish brown

Kenya

cabochon, cat's-eye, spot RI

 

 

 

 

no features

strong red

inert

Gems & Gemology 1984 Spring, p49-50

Scapolite

 

 

 

 

2.63

2.63

light reddish purple

Mogok, Myanmar

6.22ct, cabochon, cat's eye, transparent

 

 

 

 

 

weak orange

moderate yellow orange

GIA Gem Database  34659

Scapolite

 

 

 

 

2.64

2.64

light purple-red

Myanmar

7.41ct, cabochon, cat's eye, translucent

 

 

 

 

 

weak orange

strong orange

GIA Gem Database  34144

Scapolite

 

 

 

 

2.67

2.67

colourless

Myanmar

12.43ct, cabochon, cat's eye, translucent

 

 

 

 

 

reddish orange

orangy yellow

GIA Gem Database  34136

 

TABLES

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

ne min

ne max

no min

no max

Reference

Scapolite

1.53

1.59

0.004

0.041

2.6

2.74

 

 

 

 

Bestimmungstabellen fr Edelsteine, Birgit Gnther, 2008 

Scapolite

1.53

1.6

0.004

0.038

2.5

2.8

 

 

 

 

Gemmo.eu 2017

Scapolite

1.531

1.587

0.006

0.033

2.5

2.78

1.531

1.555

1.539

1.587

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

Scapolite

1.531

1.6

0.008

0.035

2.5

2.8

1.531

1.565

1.539

1.600

Gemmological Tables, Ulrich Henn, 2004 

Scapolite

1.531

1.587

0.004

0.037

2.5

2.78

 

 

 

 

http://www.gemmology.be 

Scapolite

1.531

1.562

0.004

0.037

2.5

2.78

1.531

1.562

1.546

1.600

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Scapolite

1.531

1.6

0.004

0.037

2.5

2.78

1.531

1.562

1.539

1.600

http://www.geminterest.com 

Marialite

1.531

1.587

0.004

0.033

2.5

2.5

1.531

1.554

1.539

1.587

http://www.geminterest.com 

Marialite

1.531

1.55

0.004

0.009

2.5

2.62

1.531

1.541

1.546

1.550

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

Scapolite

1.531

1.54

0.007

0.007

2.59

2.59

1.531

1.534

1.539

1.540

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

scapolite violet

1.532

1.561

0.006

0.007

2.61

2.71

1.532

1.546

1.538

1.561

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

Scapolite

1.536

1.579

0.004

0.037

2.5

2.78

 

 

 

 

Gemology Tools Professional 2010

Scapolite

1.539

1.567

0.004

0.02

2.6

2.78

1.539

1.548

1.546

1.567

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

Scapolite

1.54

1.568

0.009

0.009

2.6

2.7

 

 

 

 

John Sinkakas, Gemstone and mineral data book,1972 

scapolite pink

1.54

1.55

0.009

0.022

2.6

2.74

1.540

1.540

1.550

1.550

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

scapolite yellow

1.54

1.579

0.014

0.026

2.6

2.71

1.540

1.550

1.554

1.579

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

Scapolite

1.54

1.575

0.01

0.022

2.6

2.74

1.540

1.550

1.549

1.575

Tabellen zur Edelstein-Bestimmung, Pschichholz FGA, 1975 

Scapolite pink and white

1.544

1.56

0.016

0.016

2.63

2.63

 

 

 

 

Gems, R Webster, 5th edition 1994 

Scapolite

1.546

1.6

 

 

2.5

2.78

1.600

1.600

1.546

1.546

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

scapolite white

1.548

1.572

0.02

0.022

2.64

2.66

1.548

1.552

1.568

1.572

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

scapolite yellow

1.548

1.568

0.02

0.02

2.71

2.71

 

 

 

 

Gems, R Webster, 5th edition 1994 

Scapolite

1.549

1.6

0.018

0.037

2.63

2.78

1.549

1.562

1.558

1.600

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

Meionite

1.556

1.6

0.024

0.037

2.63

2.78

1.556

1.562

1.590

1.600

http://www.geminterest.com 

Meionite

1.556

1.6

0.024

0.04

2.66

2.78

 

 

 

 

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

 

CAUSE OF COLOUR

Stone

Colour

Cause of colour

Reference

Scapolite

brownish purple

Fe

Gems & Gemology Summer 2015, p203

Scapolite

various colours

Colour centers related to irradiation of Cl, CO-3 or SO-4 groups present in the large voids of the crystal structure

Gems & Gemology Summer 1988

Scapolite

violet

radiation-induced color centers involving the CO3- ion

http://minerals.caltech.edu

 

MINERAL INCLUSIONS

Inclusion

Stone

Reference

biotite

Scapolite

The Journal of Gemmology 1995, 24,8, p577

diopside

Scapolite

http://www.djraregems.com

goethite

Scapolite

Gemmologie, Zeitschrift der Deutschen Gemmologischen Gesellschaft, 2005, Mar, p 57

graphite

Scapolite

Gems & Gemology 2004 summer, p172

lazulite

Scapolite

http://stores.shop.benl.ebay.be/seriously-gemented

lepidocrocite

Scapolite

Gems & Gemology 2004 summer, p172

magnetite

Scapolite

The Journal of Gemmology 2016, 35(3), p202

muscovite

Scapolite

The Journal of Gemmology 1995, 24,8, p577

pyrrhotite

Scapolite

Gems & Gemology 1996 winter p268

rutile

Scapolite

Gems & Gemology 2004 summer, p172

 

LOCALITIES

STONE

LOCALITIES

REFERENCE

Scapolite

 

Kashi

Xinjiang

China

Gems & Gemology 2000 winter p325

Scapoliet

Ihosy District

Horombe Region

Fianarantsoa Province

Madagascar

Gems & Gemology 2010 Winter, p 274-279

Scapolite

 

 

Nampula Province

Mozambique

Gem & Gemology 2004 summer, p172

Scapolite

Balangoda

Ratnapura

Sabaragamuwa province

Sri Lanka

Gems & Gemology 2000 winter p325

Scapolite

Ambalantota

Hambantota

Southern Province

Sri Lanka

Gems & Gemology 2000 winter p325

Scapolite

Horana

Kalutara

Southern Province

Sri Lanka

Gems & Gemology 2000 winter p325

Scapolite

Deniyaya

Matara

Southern Province

Sri Lanka

Gems & Gemology 2000 winter p325

Scapolite

Embilipitiya

Monaragala

Southern Province

Sri Lanka

Gems & Gemology 2000 winter p325

Scapolite

Rangkul' pegmatite field, Rangkul' Highlands

Gorno-Badakhshan District

Pamir Mts

Tajikistan

Gems & Gemology winter 2000 p 325

Scapolite

Rangkul' pegmatite field, Rangkul' Highlands

Kurkurt

Pamir Mts

Tajikistan

Gems & Gemology winter 2000 p 325

Scapolite

Umba Valley

Lelatema Mts

Arusha Region

Tanzania

Gemmologie, 1997, Mar,p31

Scapolite

 

 

Dodoma

Tanzania

Gems & Gemology 2000 winter p325

Scapolite

 

Tunduru-Songea area

Ruvuma Region

Tanzania

Gemmologie, 1997, Mar,p31

 

CHEMICAL DATA (%)

Stone

Colour

Locality

Reference

SiO2

Al2O3

MnO

MgO

FeO

TiO2

CaO

Na2O

Fe2O3

K2O

Cl

H2O

F

SO3

CO2

SrO3

Scapolite

yellow

 

 

Gems & Gemology 1996 Winter p269

48.56

26

0.01

0.04

 

0.02

14.55

4.91

0.05

1.04

0.99

 

0.03

0.06

 

 

Scapolite

yellow

 

 

Gems & Gemology 1996 Winter p269

49.15

26.16

0.01

0.04

 

0.03

14.77

4.94

0.08

0.95

1

 

0.01

0.07

 

 

Scapolite

colourless

Betroka

 Madagascar

The Journal of Gemmology, 1978, N1,p8

54.8

22.64

 

 

0.36

 

8.6

7.69

 

1.7

2.85

 

 

0.43

 

 

Scapolite

yellow

 

Brazil

Gems & Gemology 1996 Winter p269

55.96

22.83

0.03

 

 

0.02

6.88

9.55

0.07

1.24

3.44

 

0.01

0.03

 

 

Scapolite

light yellow

 

Brazil

The Journal of Gemmology, 1978, N1,p8

50.86

24.37

 

 

0.1

 

11.93

6.18

 

0.91

1.78

 

 

0.66

 

 

Scapolite

light yellow

Minas Gerais

Brazil

The Journal of Gemmology, 1978, N1,p8

49.39

25

 

 

0.22

 

13.79

4.8

 

1.03

1.32

 

 

1.61

 

 

Scapolite

light yellow

Minas Gerais

Brazil

The Journal of Gemmology, 1978, N1,p8

49.88

24.97

 

 

0.2

 

13.45

5.17

 

0.99

1.37

 

 

1.53

 

 

Scapolite

light yellow

Minas Gerais

Brazil

The Journal of Gemmology, 1978, N1,p8

49.24

24.75

 

 

0.13

 

13.06

5.43

 

0.9

1.48

 

 

1.05

 

 

Scapolite

yellow-green

Qubec

Canada

The Journal of Gemmology, 1978, N1,p8

47.07

25.67

 

 

0.04

 

15.99

3.95

 

0.5

0.41

 

 

1.22

 

 

Scapolite

colourless

 

Central Tanzania

The Journal of Gemmology 1981, Vol 17, N6, p397

44.87

25.4

 

0.59

0.21

 

14.84

5.01

 

1.43

0.12

 

 

0.26

2.46

 

Scapolite

yellowish

 

Central Tanzania

The Journal of Gemmology 1981, Vol 17, N6, p397

44.88

27.97

 

0.58

0.19

 

17.2

3.87

 

0.56

0.1

 

 

0.3

3.98

 

Scapolite

violet

 

East Africa

The Journal of Gemmology 1979, Vol 16, N7, p451

60.64

19.56

 

 

0.06

 

2.66

12.29

 

0.9

3.9

 

 

0.18

 

 

Scapolite

violet

 

East Africa

The Journal of Gemmology 1980, Vol 17, N4, p236

61.6

19.64

 

 

0.1

 

1.56

12.9

 

0.79

4.36

 

 

 

 

0.56

Scapolite

yellow cat's eye

 

East Africa

The Journal of Gemmology 1995, Vol 24, N8, p 574

52.85

24.81

 

0.11

0.27

0.04

12.92

3.94

 

1.08

1.56

0.1

 

0.57

 

 

Scapolite

yellow cat's eye

 

East Africa

The Journal of Gemmology 1995, Vol 24, N8, p 574

52.58

24.07

 

0.1

0.09

0.04

11.62

6.23

 

1.25

1.7

0.19

 

0.76

 

 

Scapolite

yellow cat's eye

 

East Africa

The Journal of Gemmology 1995, Vol 24, N8, p 574

57.12

22.05

 

0

0.11

0.04

6.8

9.22

 

0.86

3.03

0.15

 

0.05

 

 

Scapolite

yellow cat's eye

 

East Africa

The Journal of Gemmology 1995, Vol 24, N8, p 574

52.67

23.46

 

0.14

0.06

0.05

10.22

7.19

 

1.25

1.85

0.15

 

0.72

 

 

Scapolite

colourless

 

Madagascar

The Journal of Gemmology, 1978, N1,p8

51.21

23.62

 

 

0.13

 

11.22

6.79

 

0.6

1.76

 

 

0.76

 

 

Scapolite

colourless

 

Madagascar

The Journal of Gemmology, 1978, N1,p8

51.77

23.66

 

 

0.14

 

10.9

6.8

 

0.57

1.9

 

 

0.76

 

 

Scapolite

yellow

Ihosy

Madagascar

Gems & Gemology 2010, Winter p277

44.71

26.83

0.01

0.03

 

0.01

16.24

3.82

0.06

0.66

1.24

 

0.01

0.71

 

 

Scapolite

yellow

Ihosy

Madagascar

Gems & Gemology 2010, Winter p277

49.29

25.77

0.01

0.02

 

0.01

14.41

4.95

0.04

0.8

1.86

 

0.02

0.7

 

 

Scapolite

colourless

 

Madagascar?

The Journal of Gemmology, 1978, N1,p8

50.04

25.25

 

 

0.16

 

13.8

5.13

 

0.94

1.41

 

 

1.54

 

 

Scapolite

colourless

 

Mozambique

The Journal of Gemmology, 1978, N1,p8

55.91

22.41

 

 

0.08

 

7.3

8.85

 

1.38

3.11

 

 

0.16

 

 

Scapolite

pale yellow

Nampula Province

Mozambique

Gems & Gemology 2004 Summer p173

54

23.31

 

 

 

 

12.62

9.44

 

0.1

2.21

0.45

0.1

 

1.28

 

Scapolite

brownish yellow

Nampula Province

Mozambique

Gems & Gemology 2004 Summer p173

51.12

24.02

 

 

 

 

9.12

7.82

 

0.51

2.81

0.16

0.33

 

0.56

 

Scapolite

colourless

 

Myanmar

The Journal of Gemmology, 1978, N1,p8

45.33

27.14

 

 

0.31

 

17.38

2.82

 

1.1

0.64

 

 

 

 

 

Scapolite

pink

 

Myanmar

The Journal of Gemmology, 1978, N1,p8

55.02

22.62

 

 

0.05

 

7.25

8.66

 

1.82

2.9

 

 

0.29

 

 

Scapolite

light yellow

Mogok

Myanmar

The Journal of Gemmology, 1978, N1,p8

49.02

24.95

 

 

0.21

 

13.71

4.94

 

1.03

1.37

 

 

1.64

 

 

Scapolite

violet

 

Pakistan

Gems & Gemology 1996 Winter p269

62.11

19.07

 

 

 

0.05

1.87

12.06

0.06

1.45

3.92

 

 

0.11

 

 

Scapolite

light pink

 

Sri Lanka

The Journal of Gemmology, 1978, N1,p8

51.53

24.31

 

 

0.07

 

11.59

6.22

 

0.95

1.59

 

 

0.2

 

 

Scapolite

yellow

Embilipitiya

Sri Lanka

Gems & Gemology Winter 1996, p269

48.56

26

0.01

0.04

 

0.02

14.55

4.91

0.05

1.04

0.99

 

0.01

0.06

 

 

Scapolite

yellow

Embilipitiya

Sri Lanka

Gems & Gemology Winter 1996, p269

49.15

26.16

0.01

0.04

 

0.03

14.77

4.94

0.08

0.95

1

 

0.01

0.07

 

 

Scapolite

colourless

Pohorabawa

Sri Lanka

Gems & Gemology 1996 Winter p269

55.35

22.71

0.02

 

 

0.01

8.16

8.59

0.1

1.32

2.87

 

0.07

 

 

 

Scapolite

yellow

Pohorabawa

Sri Lanka

Gems & Gemology 1996 Winter p269

55.16

22.47

0.04

0.02

 

0.04

7.55

8.64

0.16

1.4

2.72

 

0.09

0.62

 

 

Scapolite

yellow

 

Tanzania

The Journal of Gemmology, 1978, N1,p8

48.39

25.57

 

 

0.01

 

15.47

3.63

 

1.08

0.56

 

 

0.66

 

 

Scapolite

light yellow

 

Tanzania

The Journal of Gemmology, 1978, N1,p8

55.79

22.23

 

 

0.21

 

7.89

8.37

 

1.32

2.69

 

 

0.55

 

 

Scapolite

brown-yellow

 

Tanzania

The Journal of Gemmology, 1978, N1,p8

55.32

22.21

 

 

0.2