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


Which oxide mineral contains 5-10% water ?

 

Spinel
Hematite
Opal
Rutile

 The dark blue variety of tourmaline is known as

 

Achroite
Indicolite
Schorl
Dravite
The red variety of tourmaline is known as

 

Achroite
Indicolite
Rubellite
Dravite

 The parti coloured variety of tourmaline that is green and pink is known as

 

Rubelitte
Watermelon
Dravite
Schorl
The normally brown variety of tourmaline is known as

 

Achroite
Indicolite
Rubellite
Dravite

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

 

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

 

Achroite
Indicolite
Schorl
Dravite

 The black variety of tourmaline is known as

 

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

 

Refraction
Diffraction
Chatoyancy
Dispersion

 Which of these gems is a parti coloured gem type

 

Peridot
Corundum
Iolite
Watermelon Tourmaline


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