Just For Fun / Precious Gems

Random Just For Fun or geology Quiz

Can you name the Precious Gems?

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Score 0/18 Timer 06:00
Can you guess the correct gem?Gemstone
Ranging from cool lilacs to deep purples, __________ is the most precious gemstone within the quartz group.
________ can express every color in the visible spectrum.
Colored with trace amounts of iron, ____________ is best known for its breathtaking range of blue colors and belongs to the same family as emerald (beryl).
Named from the French word for lemon, __________ is yellow to gold to orange-brown shades of transparent quartz.
Precious ____________ are products of bivalve mollusks. They are built up of nacre, which is mainly calcium carbonate in the form of aragonite crystals.
__________ is a derived from an aquatic species that grows in rocky seabottoms and can exhibit a range of warm reddish pink colors.
__________ is a unique stone that reflects light in a distinctive shimmering phenomenon known as adularescence.
____________ is a type of opaque macrocrystalline quartz with a fibrous structure. It is named after a good looking large cat.
__________, is a green gemstone dotted with bright red spots of iron oxide.
Can you guess the correct gem?Gemstone
__________ is a naturally occurring volcanic glass.
The rich red _________ is the 2nd hardest substance on the Mohs scale, with a rating of 9.
______________, with its excellent hardness, second only to diamond, is one of the 4 traditional precious gemstones. (Don't be blue, it will come to you!)
The modern lime colored birthstone for the month of August is __________.
Blue ____________, has been known and valued for thousands of years. The early mines in Sinai, Egypt, were already worked out in 2000 B.C.
The unparalleled green gem used as the birthstone for the month of May is the ___________.
__________ is featured in the Gregorian calendar as the birthstone for January.
A __________ is literally forever as it is the hardest known natural material, is a transparent crystal of carbon.
Even after being used in jewelry for thousand of years, the unique deep blue color of ____________ has never lost its attraction.

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