Roger Weller
wellerr@cochise.edu
Number of photos:
1276
Rock Types
Igneous Rocks (538)
Igneous
rocks are formed by the cooling and
solidifying of molten rock (magma).
pumice
Sedimentary Rocks (388)
Sedimentary rocks are formed by the
consolidation
of loose sediments or by chemical precipitation.
flint
Metamorphic Rocks (339)
Metamorphic rocks are rocks that are altered by
heat
and/or pressure.
marble
Rocks Used in Building
(21)
Photos are copyright free for non-commercial educational
uses.
copyright 2015-R.Weller Just credit photos to R.Weller/Cochise College.
marble tiles
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