About Rocks, Minerals and Volcanoes Quiz #845
Rocks, Minerals and Volcanoes Quiz #845 was the quiz for Sunday, October 25, 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 #845
- What is a hot spring that shoots water and steam into the air from time to time called?
- Which of these is an igneous rock?
- What colour does fresh, very hot lava glow?
- What is the way a mineral's surface reflects light, such as metallic or glassy, called?
- Which long ridge of rock runs from New York State through Niagara Falls and up Ontario's Bruce Peninsula?
- Which US national park sits on top of a huge volcanic caldera?
- Saskatchewan mines a lot of potash for fertilizer; which nutrient element does potash supply?
- Which three minerals mainly make up granite?
- The Tseax Cone eruption in northern BC, a few hundred years ago, is remembered in the oral history of which nation?
- The stone called jade can be either of which two different materials?
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 #848, Oct 28
- Rocks, Minerals and Volcanoes Quiz #847, Oct 27
- Rocks, Minerals and Volcanoes Quiz #846, Oct 26
- Rocks, Minerals and Volcanoes Quiz #844, Oct 24
- Rocks, Minerals and Volcanoes Quiz #843, Oct 23
- Rocks, Minerals and Volcanoes Quiz #842, Oct 22
- Today’s quiz, #851
Every day of the last 60 is in the puzzle archive.