Minerals 1
A property that is obvious, but not a reliable indicator of a mineral
What is color?
A non-living thing.
What is inorganic?
The definition of a mineral (name the four characteristics!)
What is an inorganic, naturally occurring, crystalline, and solid?
The tendency for a mineral to break with irregular surfaces
What is fracture?
The standard scale against which the hardness of minerals is rated
What is Moh's Scale?
Two main groups of minerals
What are silicates and nonsilicates?
The mineral property that allows materials to break with even planes.
What is cleavage?
A person who examines, analyzes, and classifies minerals
What is a mineralogist?
The property in which a double image is seen viewed through a mineral
What is double refraction?
The definition of density and how do you calculate it?
What is "Density is the amount of mass in a given volume. Mass/volume or m/v".
Scratching a mineral against a glass plate is a method used for determining the mineral's ________________.
What is hardness?
the color of a mineral in powdered form
What is streak?
The type of mining that can get at minerals without digging tunnels.
What is surface mining?
A mineral made up of one element.
What is native element?
Two elements that make up silicates
What are silicon and oxygen?
The type of mineral formation where saltwater dries up and minerals are left behind
What is evaporating saltwater?
The manner in which streak is determined
What is rub the mineral on a piece of unglazed ceramic tile?
The method of formation that gives the largest crystals.
What is from slow-cooling lava?
Or: What are pegmatites and plutons?
Fluorescence, magnetism, and radioactivity are examples.
What are special properties?
Minerals that are rare and beautiful.
What is a gem?
Mineral group that does not contain compounds of silicon and oxygen
What are nonsilicates?
When light falling on a fresh surface of mineral is almost completely reflected, the sample has ____________.
What is luster?
at least three colors of quartz
What are green, pink, white, purple ?
Properties that stay same when a mineral is broken into smaller pieces
What is color, streak, luster, density, hardness, crystal structure?
Or what is ALL OF THEM?