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

Pezzottaite

1,594

1,609

0,015

0,015

2,92

2,95

Strong pinkish orange (salmon) to purplish pink

Myanmar

Gems & Gemology 2007 Spring, p70-72

Pezzottaite

1,598

1,606

0,008

0,008

2,906

2,906

dark pink

Afghanistan

1,598

1,598

1,606

1,606

Gemmologie 2003 2/3 - p67-80

Pezzottaite

1,598

1,606

0,007

0,008

2,91

2,97

purple-pink

Afghanistan

transparent to semi-transparent

1,598

1,598

1,605

1,606

band at 500nm and weaker band at 570nm

weak banded white

very weak violet

Gems & Gemology 2005 Spring p 61-62

Pezzottaite

1,6

1,61

0,01

0,01

3,06

3,06

purplish pink

8,13 ct, , with iridescent tubes

Gems & Gemology 2024 Fall, p368

Pezzottaite

1,6

1,621

0,01

0,01

3,05

3,14

pinkish purple

Sahatany Valley, Vakinankaratra region, Madagascar

1,600

1,611

1,610

1,621

inert

inert

Gems & Gemology 2025 Spring, p94

Pezzottaite

1,601

1,62

0,008

0,009

3,09

3,14

purplish pink, transparent to translucent

Ambatovita, Madagascar

chelsea: faint orange pink to pink-orange

1,601

1,611

1,612

1,620

//OA: diffuse lines at 465 and 477 plus a band at 485-500nm; perpendicular to OA: bands at 485-500nm and 550-580nm

inert

inert

Gems & Gemology 2003 winter p284-301

Pezzottaite

1,601

1,615

0,014

0,014

3,17

3,17

pink

Madagascar

0.43ct

inert

inert

ACAM lab  4877

Pezzottaite

1,604

1,615

0,007

0,007

3,089

3,103

dark pink

Madagascar

1,604

1,608

1,611

1,615

Gemmologie 2003 2/3 - p67-80

Pezzottaite

1,607

1,619

0,008

0,009

3,09

3,14

Madagascar

1,607

1,610

1,615

1,619

Gems & Gemology 2005 Spring p 61-62

Pezzottaite

1,608

1,615

0,007

0,007

3,04

3,04

pink

Russia

0.47ct

inert

inert

ACAM lab  4499

Pezzottaite

1,61

1,618

0,008

0,008

3,1

3,1

red

Ambatovita, Fianarantsoa Province, Madagascar

4.15ct

broad absorption from 485-500nm, lines at 465, 477nm

inert

inert

GIA Gem Database  35636

Pezzottaite

1,61

1,61

3,07

3,07

pink-purple

cabochon 40.44ct, spot RI

inert

inert

http://www.laboratoire-francais-gemmologie.fr 2015

Pezzottaite

3,16

3,16

purplish red

Madagascar

2.92ct, cabochon, chatoyancy

lines at 465 and 477nm, bands at 485-500 and 550-580nm

inert

inert

GIA Gem Database  35633

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

ne min

ne max

no min

no max

Reference

Pezzottaite

1.593

1.62

0.007

0.015

2.91

3.14

Gemmo.eu 

Pezzottaite

1.594

1.62

0.007

0.015

2.9

3.14

1.594

1.611

1.605

1.620

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

Pezzottaite

1.598

1.615

0.007

0.008

2.9

3.1

1.598

1.608

1.606

1.615

Gemmological Tables, Ulrich Henn, 2004 

Pezzottaite

1.601

1.619

0.008

0.009

3.09

3.14

1.601

1.610

1.612

1.619

Bestimmungstabellen für Edelsteine, Birgit Günther, 2008 

Pezzottaite

1.601

1.62

0.019

0.019

2.67

2.9

Gemology Tools Professional 2010

Pezzottaite

1.608

1.617

0.008

0.008

3.04

3.14

http://www.gemmology.be 

Pezzottaite

1.608

1.618

0.008

0.015

2.92

3.3

1.608

1.610

1.616

1.618

http://www.geminterest.com 

Stone

Colour

Cause of colour

Reference

Pezzottaite

pink

Mn³+

http://minerals.caltech.edu

Inclusion

Stone

Reference

albite

Pezzottaite

E.J. Gübelin and J.I. Koivula, Photoatlas of inclusions in Gemstones, volume 3

beryl

Pezzottaite

E.J. Gübelin and J.I. Koivula, Photoatlas of inclusions in Gemstones, volume 3

galenobismutite

Pezzottaite

Gems & Gemology 2023 winter

quartz

Pezzottaite

E.J. Gübelin and J.I. Koivula, Photoatlas of inclusions in Gemstones, volume 3

tourmaline

Pezzottaite

E.J. Gübelin and J.I. Koivula, Photoatlas of inclusions in Gemstones, volume 3

STONE

LOCALITIES

REFERENCE

Pezzottaite

Deva Mine, Paroon Valley

Kunar

Konar (Kunar; Konarh; Konarha; Nuristan) Province

Afghanistan

Lapis Extra (English) No. 7 (2005) p12

Pezzottaite

Ambatovita

Mandrosonoro area

Fianarantsoa Province

Madagascar

Gems & Gemology 2003 winter p284-301

Pezzottaite

Khetchel village (Cache village; Khat Che village),  Molo quarter,  Momeik Township

Kyaukme District

Shan State

Myanmar

Gems&Gemology spring 2007 p70-71

Stone

Colour

Locality

Reference

SiO2

Al2O3

MnO

FeO

TiO2

CaO

Na2O

V2O3

Fe2O3

BeO

K2O

Cs2O

Sc2O3

H2O

Li2O

Rb2O

Pezzottaite

Afghanistan

The Journal of Gemmology 2003, Vol 28,N°7, p422

61,32

15,72

0,02

0,98

1,15

0,06

0,02

8,13

0,03

9,7

1,35

0,14

Pezzottaite

Madagascar

The Journal of Gemmology 2003, Vol 28,N°7, p422

58,42

15,62

0,19

0,52

0,09

0,02

6,28

0,15

14,31

1,83

0,39

Pezzottaite

Madagascar

The Journal of Gemmology 2003, Vol 28,N°7, p422

58,6

15,7

0,17

0,5

0,09

0,03

6,21

0,16

14,63

1,86

0,39

Pezzottaite

Ambatovita

Madagascar

Gems & Gemology 2003 Winter, p284-301

56,77

15,99

0,11

0,41

8,14

0,11

13,55

0,03

1,72

2,16

0,85

Pezzottaite

Madagascar

The Journal of Gemmology 2003, Vol 28,N°7, p422

59,01

15,84

0,17

0,56

0,05

0,03

6,36

0,14

14,27

1,84

0,38

Pezzottaite

Ambatovita

Madagascar

Gems & Gemology 2003 Winter, p284-301

54,58

16,88

0,02

0,02

0,01

0,22

0,46

8,14

0,14

18,23

2,12

0,44

Pezzottaite

pink

Vakinankaratra

Madagascar

Gems & Gemology Spring 2025

56,9

16,45

0,011

0,003

0,4

0,72

0,016

8,53

0,041

14,58

2,24

0,13