Flashcards in Minerals Deck (20)
All minerals are brittle? T or F
Most minerals, like limestone, are radioactive? T or F
What is the ability to glow under ultraviolet light?
What is the ability to reflect light?
What is the ability to be drawn or pulled into a wire?
What is splitting along parrellel flag surfaces?
Tendency to break along irregular surfaces?
What're the 4 questions for figuring out what a mineral is?
Is the substance in organic, is the substance natural, is the substance a crystalline solid at temperatures near the earths surface, and does the substance has a definite chemical composition
What is the difference between a rock and a mineral?
Minerals meet the four characteristics but rocks do not
Why are some metals minerals and some are not
Because alloys are made up of two metals or more but minerals can only be made up of one element
How do ors relate to metals
By separating those orders with magnets electricity or heat
How do you use a field scale
If a mineral a scratch by an item and the item needs a mark then you know that the mineral is softer than that item then you can compare it to the Mohs hardness scale
Metals are valuable bc
All of the above
MOHs hardness scale ____ is hardest
What test alone can prove the identity of an unknown substand?
None of the above
What are the two basic minerals
Silicate and nonsilicate
Not a characteristic of minerals?
Following is property of only certain minerals?
How can we use minerals responsibly
We can recycle and be careful how we use minerals and use less of them to spare them because once you're out of a mineral your out of a mineral