Colorado Cities Named After Rocks

Name the types of rocks, minerals, and elements that share their name with cities in Colorado.
Including terms that refer to the state or size of a rock, but not larger geologic formations
Quiz by
Jeremy
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Last updated: May 27, 2025
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First submittedMay 27, 2025
Times taken45
Average score50.0%
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Answer
Dark igneous rock formed by the rapid cooling of highly viscous lava
Basalt
Broad term for a large rock
Boulder
Sedimentary rock formed from minerals that originated in living organisms
Carbonate
Formed by compression of ancient organic material and used for fuel
Coal
Soft mineral used in fertilizer and to bond drywall, plaster, or chalk
Gypsum
Heavy metal used to shield radiation and formerly in paint and water pipes
Lead
Metamorphic rock used widely in architecture and decoration
Marble
Term for rock particles that are smaller than sand, often found in riverbeds
Silt
Soft, highly conductive and valuable metal used for electronics and jewelry
Silver
Yellow, non-metallic element with a strong scent resembling rotten eggs
Sulfur
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2 Comments
+1
Level 93
May 28, 2025
No gold (Golden)?
+1
Level 79
May 28, 2025
Named after a guy, not a rock