Gemsdat
 

                Home            Gemstones

 

      

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

Vanadinite

 

 

 

 

7.24

7.24

bright yellow

Congo

 

 

 

 

 

none

weak orange-red

weak orange-red

Gems & Gemology 2008 summer, p184

 

TABLES

Stone

RI min

RI max

Biref min

Biref max

Dens min

Dens max

ne min

ne max

no min

no max

Reference

Vanadinite

2.35

2.416

0.066

0.066

6.5

7.1

2.350

2.350

2.416

2.416

Joel Arem, Color Encyclopedia of Gemstones, 1987 

Vanadinite

2.35

2.416

0.066

0.066

6.5

7.1

 

 

 

 

http://www.gemmology.be 

Vanadinite

2.35

2.416

0.066

0.066

6.5

7.1

2.350

2.350

2.416

2.416

http://www.geminterest.com 

Vanadinite

2.35

2.416

0.066

0.066

6.5

7.24

 

 

 

 

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

 

CAUSE OF COLOUR

 

MINERAL INCLUSIONS

 

LOCALITIES

 

CHEMICAL DATA (%)