Igneous ROcks
Molten rock below the earth’s surface
What is magma ?
Breaking down of existing rock
What is weathering ?
Parent stone is Limestone
What is Marble ?
Ore of lead
What is Galena ?
When lava crystallizes above the earth’s surface
What is Extrusive igneous rock ?
Made of inorganic material, cemented together
What is Clastic ?
Example of a Metamorphic rock that has distinct, repetitive layers
gneiss, schist, slate
Color of a mineral's powder
What is Luster ?
Used in landscaping, in gas grills
What is Scoria ?
Rock that is excellent for starting fires
What is Chert ?
Rocks that do not exhibit layering
Nonfoliated metamorphic rock
some minerals break along certain lines of weakness in their structure.
What is cleavage ?
Most common rock on the ocean floor
What is Basalt ?
Also known as hard coal
What is Anthracite coal ?
Used for roofing, pool tables, blackboards and countertops
What is slate ?
Ratio of the mass of a mineral to the mass of an equal volume of water
What is density ?
Type of magma that always has quartz and feldspars
Felsic
Rock that can fizz with HCL
What is Limestone ?
When magma comes in contact with an already existing body of rock
What is contact metamorphism ?
Property where minerals glow when exposed to ultraviolet light
What is Fluorescence ?