Minerals Flashcards
What does Nic’s Diner stand for?
Naturally occurring
Inorganic
Crystal form
Solid
Define physical and Chemical composition
What’s a Crystal
A crystal is a solid in which the atoms are arranged in a repeating pattern
Different types of ways crystal and mineral forms?
Cooling Magma
Evaporation of minerals dissolved in liquid
Pressure and temperature
Hydrothermal solution
What are the Mineral Composition Groups?
Silicates (largest group)
Ox(oxygen)ides -most common after silicates
Carbonates
Sulfides- combo of one or more metals with sulfur
Native Elements
What’s Luster?
How light reflects off a mineral
What’s streak?
Color of mineral in powder form
What’s crystal form
Visible expression
What’s “Hardness”
Resistance to being scratched
What’s cleavage?
Tendency for a mineral to break a long flat even surfaces
What’s fracture
Uneven breakage of a mineral
What’s density
D = M/V
What’s special properties
Smell radiation, reacts with acid, taste, fluorescent
What’s Magma?
Mixture of mitten rock, mineral grains and dissolved gases
Is granite intrusive or extrusive?
Intrusive
Difference between extrusive and intrusive?
Extrusive- form from lava very small minerals
Intrusive- form from magma large visible minerals
Metamorphic rocks?
Heat & Pressure
Granite to Genesis
Shale to Slate
Sedimentary Rocks?
Formed from sediments
Where did intrusive rocks form?
Inground
basaltic rocks make up what crust?
Oceanic
Rocks with large crystals of grained cooled fast
Types of sedimentary rocks
Clastic
Chemical
Organic
