Chunky Rocks
All igneous rocks are formed from liquid rock known as
__________?
Magma
What property is used to classify land-derived sedimentary rocks?
Grain or particle size
Slate is formed from the low grade metamorphism of
____________?
Shale
Igneous rocks that cool on Earth’s surface are called
__________?
• Extrusive
Intrusive igneous rocks have a ______ grained texture.
• Coarse
Igneous rocks with gas pockets are said to have a
__________ texture.
• Vesicular
This metamorphic rock forms from limestone.
Marble
Igneous rocks that are dark in color, high in density and rich in
Fe and Mg are said to have a __________ composition.
•Mafic
What is Contact Metamorphism?
Heat
An igneous rock with a glassy texture would mean that the
rock cooled __________ Earth’s surface.
• Above
The slower magma cools, the ________ the crystals.
• Larger
Igneous rocks that are light in color, lower in density and rich in
Al and Si are said to have a __________ composition.
• Felsic
A stream slows to a velocity of 2cm/s. Which type of sedimentary rock would form from deposition occurring at this location?
Sandstone
This metamorphic rock forms from contact metamorphism
only.
Hornfels
The sedimentary rock that forms from clay sediments is called:
• Shale
Banding would identify which metamorphic rock?
Gneiss
Only sedimentary rocks may contain this important clue to past life on Earth:
Fossils
Marble bubbles with acid because it is composed of the
mineral ___________?
Calcite
Letter B is the symbol for which sedimentary rock?
• Limestone
This important sedimentary rock is formed from compacted plant remains.
Coal
What two processes form metamorphic rocks?
Heat and Pressure
What is the name of this rock?
• Extrusive• Non-crystalline• Vesicular• Felsic
Pumice
The evaporation of a shallow sea may form this rock.
Rock Salt