The state gem of Texas is the "Texas Blue Topaz". While Topaz gemstones naturally occur in many different colors, along with a colorless variation, the state of Texas adopted the deep blue variation as its state stone in 1969, along with a particular cut, known as the "Lone Star Cut".
The Blue Topaz
Idaho is called the Gem State.
The state gem of Colorado is the Aquamarine
Massachusetts has no state gem.
Idaho's official nickname is the "Gem State".
No US state has the ruby as their official state gem.
It has no official state gem.
California's state gem is benetoite.
Colorado's state gem is the aquamarine.
Oklahoma does not have an Official State Gem.
Florida's State gem is the moonstone
Idaho is known as the "Gem State"