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Glossary of Rock and Mineral Terms - Q
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
- quarry
- Mine in which minerals or ore is blasted out of the side of a mountain or hill.
- quartz group
- Synonym of Silica group
- quartzite
- An extremely durable, nonfoliated metamorphic rock derived from pure sandstone and consisting primarily of quartz.
- Quaternary ice age
- An ice age that began approximately 1.6 million years ago and continues to the present time.
- quick clay
- Sediment that sets off a sudden mudflow by changing rapidly from solid to liquid form, as after an earthquake, an explosion, or thunder.