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


Which sulphite yellowish white to brown mineral is used to make gemstones ?

 

Gypsum
Scheelite
Epsomite
Crocoite

 Which organic gemstone is classified as a type of coal ?

 

Shell
Coral
Pearl
Jet
The gemstone Serpentine is primarily which colour ?

 

Blue
Brown
Green
Red

 The silicate minerals Jadeite and Nephrire are types of Jade, which is which colour ?

 

Blue
Brown
Green
Red
All gem quality corundum, that is not red, is known as

 

Rubies
Padparadscha
Emeralds
Sapphires

 Which organic gem is best sourced from the tusk of the African Elephant ?

 

Shell
Coral
Jet
Ivory
Alabaster is a type of which sulphate mineral ?

 

Gypsum
Scheelite
Epsomite
Crocoite

 Which of these minerals is a natural glass, normally dark in colour ?

 

Jet
Shell
Tektite
Obsidian
Of the 3000 known minerals, around how many are used as a gemstone ?

 

250
2000
50
450

 Red varieties of corundum are known as

 

Rubies
Padparadscha
Emeralds
Sapphires


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Discerningly Versed www.dniv.com 2012