Rocks classified as volcanic
Rocks classified as volcanic
form at depth |
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solidify at the surface |
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expand in size |
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are flat in shape |
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Conglomerate would be an example of:
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A intrusive sedimentary rock
A chemical sedimentary rock
A detrital sedimentary rock
A foliated sedimentary rock
Coquina is a type of
Clastic sedimentary rock |
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Metamorphic rock |
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biochemical sedimentary rock |
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Igneous rock |
Humans developed during the ____ era.
cambrian |
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cenozoic |
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mesozoic |
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paleozoic |
Rock formations always contain a specific index fossil.
True |
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False |
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The first mineral to crystallize from a body of magma is
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Which of the following is an igneous rock?
Basalt |
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Marble |
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Schist |
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Conglomerate |
The sequence or order in which minerals crystallize from magma is called____.
Porphyritic sequencing |
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The chemical gradient of the magma |
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Bowen's reaction series |
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The rock cycle |
The number representing the ratio of a mineral's weight to the weight of an equal volume of water is known as:
Weight |
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Specific Gravity |
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Buoyancy
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Displacement |
Which one of the following mineral groups shows cleavage in one plane?
Olivine group |
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Pyroxene group |
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Micas |
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Feldspars |
Sodium can become positively charged by giving up one electron.
True |
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False |
Much of the world's copper is extracted from ___.
pegmatite deposits |
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disseminated deposits |
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vein deposits |
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Paleocene deposits |
The streak of a mineral represents
The color of the practical mineral |
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The color of the powdered mineral |
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The coloring agent inan idiochromatic mineral |
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All of the above |
Shields are expansive, raised regions composed of
deformed crystalline rock.
True |
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False |
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Rating:
5/
Solution: Rocks classified as volcanic