Rocks melt in a similar way because the .... they contain have different melting points?
What is minerals.
100
What geologist demonstrated that as magma cools, minerals form in predictable patterns?
What is N.L. Bowen.
100
Igneous rocks are broadly classified as intrusive or...?
What is extrusive
100
Pieces of solid material that have been deposited on Earth's surface by wind, water, ice, gravity, or chemical precipitation?
What is sediment.
100
Pressure and temperature increase with what?
What is depth.
200
The process whereby some minerals melt at low temperatures while other minerals remain solid is called?
What is partial melting.
200
The right branch represents the what minerals?
What is feldspar.
200
What kind of rocks such as granite are light-colored, have high silica contents, and contain quartz and the feldspars orthoclase and plagioclase?
What is felsic.
200
Wherever Earth's crust is exposed at the surface, it is continuously being worn away by what?
What is weathering.
200
When high temperature and pressure affect large regions of Earth's crust, they produce large belts of what?
What is regional metamorphism.
300
When magma cools, it .... in the reverse order of partial melting?
What is crystallizes.
300
The left branch represents the what minerals?
What is iron-rich.
300
When lava flows on Earth's surface, it is exposed to what and what?
What is air and moisture.
300
Eroded materials are almost always carried where?
What is downhill.
300
The word hydrothermal is derived from the Greek word hydro, meaning what?
What is water.
400
The process wherein different minerals form at different temperatures is called?
What is fractional crystallization.
400
In some magma bodies, the minerals form into what?
What is distinct bands.
400
What minerals are found in the rocks surrounding intrusions?
What is ore minerals.
400
Lithify comes from the Greek word lithos, which means what?
What is "stone".
400
Most metamorphic rocks reflect the original chemical composition of the what rock?
What is parent.
500
During fractional crystallization, the changes occur because as each group of minerals crystallizes, it removes elements form the remaining what instead of adding new elements?
What is magma
500
What igneous intrusions can be valuable sources of rare materials?
What is layered.
500
Diamond is a valuable mineral found in rare, ultramafic rocks known as?
What is kimberlites.
500
During lithification, parts of the organism can be replaced by minerals and turned into rock, such as what?
What is fossilized shells.
500
What might just as easily become uplifted back into sediments, thereby bypassing the metamorphic and igneous stages?