Vocab
A scientist who studies the classification and origin of all types of rock.
What is a sedimentologist?
An igneous rock with very large interlocking crystals
What is pegmatite?
Rocks formed from pieces of other rocks.
What are clastic sedimentary rocks?
What are foliated metamorphic rocks?
True/False: Most rocks are a mixture of two or more minerals.
True
Individual rock particles, crystals, and sometimes fossils that combine to give a rock its texture.
What are grains?
An igneous rock with a few large grains set into finer grains.
What is a porphyry?
Rocks formed by chemical precipitation or as sediment built up from living things.
What are nonclastic sedimentary rocks?
What is regional metamorphism?
The type of rock that appears to have changed from its original form.
What are metamorphic rocks?
Segments of rock that fuse together to form a larger rock.
What are clasts?
A rock of distinct mineral grains that are small.
What is a phanerite?
Fossils are usually found in this type of rock.
What is sedimentary rock?
Metamorphic rocks that do not have bands or flaky layers.
The old earth idea where most rocks will eventually return to the mantle and melt.
What is the rock cycle?
The type of rock most closely tied to the process of erosion.
What is sedimentary rock?
An igneous rock with indistinct grains.
What is an aphanite?
True/False: These types of rocks - like limestone - cannot dissolve over time.
False.
What is dynamic metamorphism?
True/False: Chalk is an organic sedimentary rock.
True
The type of rock many young-earth creationists believe was created on the third day.
What are igneous rocks?
True/False: this rock type is good for building because of its strength.
True.
The timeline of making a sedimentary rock.
What is erosion, transportation, compaction, and cementation?
Metamorphism through heat and compression in the surrounding area of magma.
What is contact metamorphism?
True/False: Sedimentary rocks are the starting material for most versions of the rock cycle.
False.