Which is NOT a quality of a mineral?
a solid
translucent (clear like a diamond)
inorganic
formed naturally
Name the FOUR properties a mineral must have.
solid, inorganic (not living), formed naturally, crystalline structure
Why do you use a mineral's streak instead of just color?
The outside color may be affected by weather or oxidation while powder from the streak will remain true.
What does a number 10 on the Moh's Scale tell you?
The mineral is hard.
What GROUP of minerals is found more abundantly?
silicates!
Name ONE way minerals can form~ be descriptive!
Teacher will approve your answer, k?
Describe how you test for a mineral's hardness?
Scratch it on glass and if it leaves a mark, it's considered harder than a 5 on the MOH's scale.
Ice Cubes. Explain WHY or WHY THEY ARE NOT considered minerals....
teacher approved answer again!
When a mineral shows signs of even breaking along planes, it's called....
cleavage :*P
Whena mineral breaks unevenly along its edges it's called....
FRACTURE
What is CC's favorite mineral?
magnetite
galena
quartz
obsidian
Which is NOT a place or description of how a mineral can form?
in hot water solutions
from heat and pressure inside the earth
underneath the ocean in black smokers
from the wind depositing minerals
How do you measure density?
mass mulitplied by grams over volume
grams multiplied by mass
Mass divided by volume
Volume divided by mass
What type of LUSTER does this mineral have?
submetallic
nonmetallic
metallic
vitreous
Which one is not a major ORE that is mined in Idaho?
silver
molybdenum
gold
calcite
What type of luster does this mineral show?
waxy
metallic
submetallic
vitreous
