Idk Flashcards
(23 cards)
What is a mineral
A naturally occurring inorganic solid that has a characteristic, chemical, composition and internal structure
Can it be a compound and element
Yes it can
What has the many of the same atoms
Elements
What is made 2 or more elements that are chemically combined
Compound
Minerals can be?
Gold, silver , copper
Gold, silver and copper called
Native elements
What is a ore mineral?
Minerals that are valuable and economical to extract. Also contains elements
What are gangue minerals?
Minerals that have little to commercial value
What are the 2 types of mineral ?
Gangue and ore
Why are metallic minerals important?
Because their electrical and thermal conductivity
What allow light to pass through?
Diamond , ruby , sapphire and aquamarine
Minerals form what?
Form Both and below the earth surface
What forms below ground when magma cools?
Metallic mineral
What are hot subsurface water ?
Hydrothermal solutions
What are evaporites
Evaporation of water that contains salt
What are mineral explosion steps?
- Find a site on location
- Apply for a permit
- Fly over to collect data
What are the 2 types of mining procedure ?
Subsurface mining and surface mining
What are the 3 mining procedure?
- Open pit
- Underwater
- Underground mining
What are placer deposits?
Concentrated by wind into the water
What is surface mining?
Methods of extracting minerals near the surface of the earth
Smelting
Crushed ore melted at high temperature
What is subsidence?
The sinking of regions of the ground with little or no horizontal movement
What is reclamation?
The process of returning land to its or better condition
