About Rocks, Minerals and Volcanoes Quiz #832
Rocks, Minerals and Volcanoes Quiz #832 was the quiz for Monday, October 12, 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 #832
- What is the method of swirling gravel and water in a shallow dish to find gold called?
- What is a hot spring that shoots water and steam into the air from time to time called?
- What is a hollow, round rock with crystals lining the inside called?
- Which sedimentary rock is made mostly of calcium carbonate, often from shells and coral?
- The Burgess Shale fossils come from which geologic period, known for a burst of new animal life?
- Which Northern Ireland site is famous for about 40,000 columns of volcanic rock, most of them six-sided?
- On the Mohs scale, what can a mineral with a higher number do to one with a lower number?
- The 1815 eruption of which volcano led to 1816's "Year Without a Summer"?
- Where is a continent slowly splitting apart along a huge rift, so that one part may one day break away?
- Which common mineral fizzes when a drop of weak acid is put on it?
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 #835, Oct 15
- Rocks, Minerals and Volcanoes Quiz #834, Oct 14
- Rocks, Minerals and Volcanoes Quiz #833, Oct 13
- Today’s quiz, #851
Every day of the last 60 is in the puzzle archive.