 Rockhound's
Handy Guide To Rock Collecting
Hardness- how hard a mineral is in relation to another
Luster- how a mineral reflects light
Specific Gravity- the weight of a rock in relation to
it's size
Color & Texture
Streak- the color it leaves on a white tile
Cleavage- How the rock breaks when broken
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You can print
these out on your printer in color or black and white on
paper or cardstock. Then cut them out. They are really
cool to use as bookmarks or fast guides when you're rock
collecting. They are also handy to keep next to your
computer as you study about rocks and minerals on the
Web.
Try it!!
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 Mineral Man's
Quick
Definition List
Geologist- Person who
studies earth science
Igneous-Rocks from hot
molton rock
Inorganic- Not alive
Magma- hot molton rock
Metamorphic- Rocks
formed when other rocks
are changed by: heat,
pressure & water
Palenontology- The study of
fossils
Petrology- The study of rocks
Plate Tectonics-The mass
movement of land caused
by internal earth forces
Sedimentary-rocks formed by
the weathering of existing rocks
Strata- Layers of rock
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