How well you know US States Gemstones?

Every state declared a particular gemstone as their official State symbol. How well do you know these US State gems? I dare you to take this quiz and find out if you can match the gem to its rightful state.

  1.  1

    It was adopted as Hawaii's official state gem on April 22, 1987. This gem which grows in Hawaii's offshore waters has been established as the official state gem.

    • The black coral
    • The benitoite
    • The aquamarine
    • The freshwater pearl
  2.  2

    In 1969 the Lake Superior agate, SiO2 - Silicon Dioxide, was designated by the Legislature as the official state gemstone.

    • Minnesota
    • Colorado
    • Idaho
    • Maine
  3.  3

    This is the only diamond-producing state in the United States. The diamond was adopted as State Gem by the Sixty-sixth General Assembly of 1967.

    • Arkansas
    • Kentucky
    • Massachusetts
    • Arizona
  4.  4

    These two gems have shared honors as Montana State’s gemstones since 1969.

    • Sapphires and agates
    • Garnet and amethyst
    • Sapphires and garnet
    • Sapphires and amethyst
  5.  5

    Adopted by the 1967 legislature, this kind of Quartz is known worldwide by collectors. These gems are complex silicates, related to Quartz, and found almost exclusively in Idaho in Latah and Benewah counties.

    • Star garnet
    • Opal
    • Amethyst
    • Topaz
  6.  6

    The state legislature adopted this gem as the state gem in 1967.

    • Turquoise
    • Star blue quartz
    • Tourmaline
    • Sunstone
  7.  7

    The aquamarine, Be3Al2(SiO3)6 - Beryllium Aluminium Silicate, was adopted as their official state gemstone on April 30, 1971, by an act of the General Assembly.

    • Colorado
    • Washington
    • Vermont
    • Ohio
  8.  8

    The Amethyst was designated as their official State Gemstone by the General Assembly June 24, 1969 (Act No. 345).

    • South Carolina State
    • North Carolina State
    • Utah
    • Wyoming
  9.  9

    On May 20, 1970, Florida lawmakers passed and sent to the Governor a bill adopting this gem, KAlSi3O8 - Potassium Aluminium Silicate, as the official State Gem,

    • Moonstone
    • Flint
    • Blue Topaz
    • Pearl
  10. 10

    The garnet was adopted as their State gem in 1969. Garnets are used in jewelry.

    • West Virginia
    • Michigan
    • Georgia
    • Oregon
  11. 11

    This gem is the Texas state gemstone as well as the birthstone for the month of November.

    • Topaz
    • Pearl
    • Amethyst
    • Sapphire
  12. 12

    In 1986, schoolchildren in western Kentucky petitioned their state representative to propose this gem as the state gemstone, and the Kentucky General Assembly made the designation official on July 15, 1986.

    • Pearl
    • Jade
    • Topaz
    • Smokey Quartz
  13. 13

    This gem, Microcrystalline Quartz, was designated as South Dakota's state gemstone on February 11, 1966.

    • Fairburn agate
    • Yogo Sapphire
    • Rhodonite
    • Black coral
  14. 14

    This gem, Nephrite, was adopted as Wyoming's official gemstone on January 25, 1967.

    • Jade
    • Sunstone
    • Agate
    • Garnet
  15. 15

    The pearl, CaCO3 - Calcium Carbonate, taken from mussels in the fresh water rivers of this state, is the official state gem, as designated by 1979 Public Chapter 192 of the 91st General Assembly.

    • Tennessee
    • Alabama
    • Nebraska
    • Oregon
  16. 16

    This gem, Silicon Dioxide is adopted as New Hampshire State gem in 1985.

    • Crowned smoky quartz
    • Pearl
    • Jade
    • Agate
  17. 17

    Blue chalcedony, commonly called _________, was named Nebraska's state gemstone by legislative action in 1967.

    • the blue agate
    • the blue topaz
    • the blue garnet
    • the blue amethyst
  18. 18

    The Grossular garnet, is technically a mineral. It was adopted in 1991. This is the State Gem of:

    • Vermont
    • Delaware
    • Montana
    • Ohio
  19. 19

    This is a blue-green, waxy-surfaced stone used for centuries in Native American jewelry. It was approved as Arizona State Gemstone by the Legislature in 1974.

    • Turquoise
    • Opal
    • Amethyst
    • Topaz
  20. 20

    Tourmaline, Complex Aluminium Borosilicate, was adopted in 1971 as their State Gem.

    • Maine
    • Nevada
    • South Dakota
    • Rhode Island

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