Hardness ⚖
What numbers are in the hardness scale?
1-10
What color does malachite come in?
Ranges from bright to dark green.
What mineral is found in toothpaste?
Fluoride
Is coal a mineral?
No
True or False.
You need all of the physical steps to identify a mineral.
False
Who made the Mohs hardness scale?
Friedrich Mohs
What causes the change in color for a mineral?
Weathered surfaces.
True or False
Computer chips are made of copper.
True
What is a mineral?
A naturally occurring inorganic solid.
What is the most useless way to identify a mineral?
Color
What is the softest mineral?
Talc
More accurate and helps us put the mineral into a group.
What is the mineral most used in glass?
Quartz
Is limestone a mineral?
No
What are the 6 ways to identify a mineral?
Color, streak, luster, hardness, cleavage, and special properties.
What is the strongest mineral?
Diamonds
Which mineral has the most variety of colors?
Fluorite
Are minerals used in doors?
Yes
What is the most commonly found mineral?
Feldspar
What is the hardest mineral to identify?
Quartz or white beryl.
When was the Mohs hardness scale invented?
1812
How many colors do quartz come in?
Over 30 or 30.
True or False
Minerals can help with health?
True
What is the rarest mineral?
Kyawthuite
What is the easiest mineral to identify?
Mica