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


Which of these is a brilliant blue phosphate rock used as a gemstone ?

 

Citrine
Turquiose
Lapis Lazuli
Peridot

 Tanzanite, the most sought after variety of the silicate mineral zoisite, is which colour ?

 

Green
Purple
Brown
Pink
A gemstone that appears one colour from one direction & another colour from another direction is a

 

Idiochromatic Gem
Allochromatic Gem
Pleochroic Gem
Parti Coloured Gem

 The surface of a cut of a polished gem is known as a

 

Facet
Pavilion
Girdle
Crown
The gemstone thulite is a variety of the silicate zoisite & appears what colour

 

Green
Purple
Brown
Pink

 Gem quality Iolite, known as Water Sapphire, is what distinctive bright colour ?

 

Blue
Green
Brown
Red
Which of these gems is a well known allochromatic gem ?

 

Iolite
Peridot
Watermelon Tourmaline
Corundum

 A variety of quartz containing red or greenish particles of iron oxide or mud & that is opaque is a

 

Citrine
Amethyst
Rock Crystal
Aventurine Quartz
The green gem peridot is a gemstone from which silicate mineral ?

 

Beryl
Zircon
Olivine
Garnet

 Emeralds, Aquamarine, Heliodor, Morganite and Goshenite are varieties of which silicate mineral ?

 

Garnet
Beryl
Olivine
Tourmaline


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