Rocks
Minerals
Gems
Rock Cycle
Extra
100
Rocks are made of these
What are minerals?
100
Elements make up these
What are minerals?
100
These are polished versions of minerals
What are gemstones?
100
The gradual breaking down of rock
What is erosion?
100
This refers to the way light reflects off the surface of a mineral
What is luster?
200
This sedimentary rock is commonly used for starting fires and as a tip for weapons
What is flint/chert?
200
Elements come from this
What is the periodic table?
200
This mineral's gemstone has the same name (this is unpolished)
What is diamond?
200
Rock melts into this
What is magma/lava?
200
Ice is an example of this (in terms of R&M)
What is a mineral?
300
This igneous rock
What is obsidian?
300
This mineral is the softest in the world (Mohs of 1)
What is talc?
300
Ruby and sapphire come from this mineral
What is corundum?
300
Igneous rock are formed by this
What is cooling/crystalization of lava/magma?
300
The color of a mineral when dragged along a surface
What is streak?
400
This sedimentary rock not found in Maryland used for electrical power generation
What is bituminous coal?
400
This sulfide-type mineral is found in Maryland; commonly referred to as "Fool's Gold"
What is pyrite?
400
This gemstone is found in Maryland
What is tourmaline?
400
Accumulation of minerals and other small particles form this rock
What is sedimentary rock?
400
The two main classifications of igneous rock (need both)
What are intrusive and extrusive rocks?
extra points if you can say the difference
500
This metamorphic rock with a Mohs rating between 2.5 and 4; commonly used for roofing and for its durability
What is slate?
500
This is a halide-type mineral with Mohs rating of 4
What is fluorite?
500
This gemstone comes from this mineral
What is beryl?
500
High temperatures and pressures form this
What is metamorphic rock?
500
Plutonic rocks a type of this kind of rock
What is igneous rock?