- Shuffle
Toggle OnToggle Off
- Alphabetize
Toggle OnToggle Off
- Front First
Toggle OnToggle Off
- Both Sides
Toggle OnToggle Off
Front
How to study your flashcards.
Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key
Up/Down arrow keys: Flip the card between the front and back.down keyup key
H key: Show hint (3rd side).h key
PLAY BUTTON
PLAY BUTTON
24 Cards in this Set
- Front
- Back
|
digs holes in stair-step fashion
|
open pit mining
|
|
drags lines underwater
|
dredging
|
|
uses explosives
|
mountain top removal
|
|
uses tunnels deep underground
|
shaft mining
|
|
removes top layer, then deposit
|
strip mining
|
|
most abundant mineral group
made of... basic shape |
silicate, silicon and oxygen, silica tetrahedron
|
|
native minerals are...
|
elements that occur in nature in uncombined forms.
|
|
number of crystal systems
|
6
|
|
crystals need__and__to form
|
space, time
|
|
crystals form when magma__or water__.
|
cools, evaporates
|
|
molten mineral inside the earth is called__, whereas on the surface it is called__.
|
maga, lava
|
|
smelting
|
the way of extracting metal from its ore using extreme heat
|
|
what mineral reacts with HCl
|
magnesium
|
|
what mineral is magnetic
|
magnetite
|
|
what mineral exhibits double refraction
|
calcite
|
|
what mineral has hexagonal crystals and a hardness of 9
|
corundum
|
|
what mineral has a hardness of 10
|
diamond
|
|
what mineral is used as pencil lead
|
graphite
|
|
what mineral is bright yellow
|
sulfure
|
|
what mineralhas a red-brown streak
|
hematite
|
|
what mineral tastes salty
|
halite
|
|
what mineral exhibits double refraction
|
calcite
|
|
what is specific gravity
|
the ratio of the density of a substance to the density of another substance
|
|
name 5 requirements
|
inorganic, solid, naturally occurring, crystal structure, chemical makeup
|
