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Discerningly Versed - Effective Iterative Learning Quiz Questions - Gemstones V
Discerningly Versed - Effective Iterative Learning


The normally brown variety of tourmaline is known as

 

Rubellite
Dravite
Indicolite
Achroite

 Which oxide mineral contains 5-10% water ?

 

Opal
Rutile
Hematite
Spinel
Which of these gems is a parti coloured gem type

 

Iolite
Watermelon Tourmaline
Corundum
Peridot

 The black variety of tourmaline is known as

 

Dravite
Schorl
Watermelon
Rubelitte
The parti coloured variety of tourmaline that is green and pink is known as

 

Dravite
Schorl
Watermelon
Rubelitte

 Which oxide mineral is known for its red and blue varieties which imitate diamonds and rubies ?

 

Opal
Rutile
Hematite
Spinel
The transparent variety of tourmaline is known as

 

Schorl
Dravite
Indicolite
Achroite

 The dark blue variety of tourmaline is known as

 

Schorl
Dravite
Indicolite
Achroite
When a stone is cut en cabochon and shows a cats eye effect it is said to have

 

Chatoyancy
Dispersion
Diffraction
Refraction

 The red variety of tourmaline is known as

 

Rubellite
Dravite
Indicolite
Achroite


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Discerningly Versed www.dniv.com 2012