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


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

 

Obsidian
Jet
Shell
Tektite

All gem quality corundum, that is not red, is known as

 

Sapphires
Rubies
Padparadscha
Emeralds

Red varieties of corundum are known as

 

Sapphires
Rubies
Padparadscha
Emeralds

Which organic gemstone is classified as a type of coal ?

 

Jet
Shell
Coral
Pearl

The gemstone Serpentine is primarily which colour ?

 

Red
Blue
Brown
Green

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

 

Red
Blue
Brown
Green

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

 

Crocoite
Gypsum
Scheelite
Epsomite

Of the 3000 known minerals, around how many are used as a gemstone ?

 

450
250
2000
50

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

 

Ivory
Shell
Coral
Jet

Alabaster is a type of which sulphate mineral ?

 

Crocoite
Gypsum
Scheelite
Epsomite


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Discerningly Versed www.dniv.com 2012