About Rocks, Minerals and Volcanoes Quiz #849
Rocks, Minerals and Volcanoes Quiz #849 was the quiz for Thursday, October 29, 2026: 10 questions: 3 easy, 4 medium and 3 hard. Everyone who played Rocks, Minerals and Volcanoes Quiz that day got the same quiz, and it stays here to play for 60 days.
The questions of Rocks, Minerals and Volcanoes Quiz #849
- Which shiny, brassy mineral is nicknamed fool's gold?
- What causes most earthquakes?
- Which purple variety of quartz is used as a gemstone?
- Which undersea mountain range splits Iceland and marks where the North American and Eurasian plates pull apart?
- Why are glacier-fed lakes in the Rockies, like Moraine Lake, such a bright turquoise?
- What is it called when one tectonic plate slides beneath another into the mantle?
- What is a crack in Earth's crust where rocks have moved past each other called?
- Which strange five-eyed animal is one of the famous Burgess Shale fossils?
- The 1929 Grand Banks earthquake off Newfoundland is famous for breaking what?
- Canada's first diamond mine, Ekati, opened in 1998 northeast of which northern city?
The answer options and the answers appear only when you play the quiz, one question at a time.
New to Rocks, Minerals and Volcanoes Quiz? The rules, tips and common questions are on the Rocks, Minerals and Volcanoes Quiz page.
Other days of Rocks, Minerals and Volcanoes Quiz
- Rocks, Minerals and Volcanoes Quiz #850, Oct 30
- Rocks, Minerals and Volcanoes Quiz #848, Oct 28
- Rocks, Minerals and Volcanoes Quiz #847, Oct 27
- Rocks, Minerals and Volcanoes Quiz #846, Oct 26
- Today’s quiz, #851
Every day of the last 60 is in the puzzle archive.