Statistics for Rocks, Minerals and Gemstones

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Hint	Answer	% Correct
What green precious gemstone is primarily made of beryllium?	Emerald	87%
What common metal oxidizes to a green color?	Copper	79%
What is another name for pyrite?	Fool's Gold	76%
What common mineral is the basis for many semi precious gemstones, including amethyst and citrine?	Quartz	75%
What does the Moh's scale measure in minerals?	Hardness	73%
Sandstone, shale, and conglomerate are examples of what type of rock?	Sedimentary	69%
Where do igneous rocks come from, primarily?	Volcanoes	58%
What would you call a rock with a crystalline lining around an inner cavity?	Geode	56%
____ is the only mineral directly consumed by people.	Salt	49%
What would you call someone who studies minerals?	Mineralogist	40%
What is the largest blue diamond in the world?	The Hope Diamond	32%
What mineral is the base of both ruby and sapphire?	Corundum	30%
Which is the only U.S. state where you could find a diamond mine?	Arkansas	28%
And where is it ^ located?	The Smithsonian Museum of Natural History	22%
What man-made gemstone is often used as a substitute for diamonds in jewelry?	Cubic Zirconium	19%