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Gemstones

March 30, 2012 by
Gemstones

This is a quiz to test your knowledge of gemstones

1. What is a gemstone?
2. Which of these is a gemstone?
3. Which gemstone was believed to prevent intoxication by the Ancient Greeks?
4. Which ancient culture believed that stones had powers?
5. What is the hardest gemstone?
Rosina Saunders
Are you sure about coral being a gemstone?? I have been given to believe it is a polyp.
  • April 23, 2012
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Leona Gardiner
I wish there was a way to retake the test to see if you have improved your knowledge level
  • April 24, 2012
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Leona Gardiner
There are 2 types of coral, the marine one and the stone that is formed from pressure induce unto red clay.
  • April 24, 2012
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Rosina Saunders
Not wanting to start a debate..but what the hell...I agree with Dr. Constance. Coral, as used in jewellery, IS from a marine animal (polyp). MAYBE there is a "coral-coloured" pressurised clay, but it is not coral, as we know it.
  • April 25, 2012
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Autumn Mystic
Black and red coral is considered a gemstone. If you read any books about gemstones, it explains that materials of organic origins can be considered gemstones. Most people do not know this. Most people assume a gemstone has to be made of inorganic stone, but this is a misconception. Gemstone is ...
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  • April 25, 2012
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Dr Constance
Nice debate going on here. Thanks for the info everybody
  • April 25, 2012
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julia molnar
oops looks i need to polish up on my crysatls again :/
  • April 26, 2012
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Autumn Mystic
Gemstones can be crystals, but not all gemstones are crystals.
  • April 30, 2012
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Sonya Jean Crow
I debated the same Owl Spirit !! That would still be correct
  • May 11, 2012
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VICKI DAVIS
I almost said amethyst...should have went with my first instinct
  • May 13, 2012
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Naomi
Yes our first instinct is always right! trust your intuition!
  • May 16, 2012
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Kaycee Joanne Shaw (Seren
Ooooh yay!! :D xx
  • May 23, 2012
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Vera Nikolajew
we are in the business in stones so know some things not all. My husband knows much more than me he is gemologist . u can see our site on my homepage....
  • May 27, 2012
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Spiritspark
One of my passions is creating jewelry. I recently made a pearl necklace with a heart cut from a quartz crystal geod, NewAge + Traditional = Elegant unique
  • June 4, 2012
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Vera Nikolajew
wow really take a look at our site we have lots of stones........ interesting
  • June 5, 2012
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Becky
Technically, geologically, coral cannot be a gemstone. It does not meet the criteria of a mineral, including it does not have a "rigid", crystalline structure. But also that means opal is technically not a gemstone.
  • June 21, 2012
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Janene Quinn
well technically gemstones were created by nature... any chance of a half point lol
  • August 13, 2012
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Wendy Fernandes
Wow, I got 100% and i guessed most of them.
  • September 9, 2012
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Autumn Mystic
Taken from Wikipedia: " However certain rocks (such as lapis lazuli) and organic materials (such as amber or jet) are not minerals, but are still used for jewelry, and are therefore often considered to be gemstones as well." There are several books about gemstones (ones about the science aspect of ...
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  • September 16, 2012
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PD Poole
I was under the impression that coral is a material that is the result of a biological process by the lil critters that live inside, extruding mineral detrius that eventually build up and create the many corals we get from the oceans.It is technically (as best as I know) not a mineral in itself (as ...
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  • October 28, 2012
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