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GEOSPHERE (MINERALS (PHYSICAL PROPERTIES (COLOUR AND STREAK…
GEOSPHERE
layers
MANTLE
Most of the interior of the Earth's
solid but soft
PERIDOTITE
CORE
The hottest part
outer----liquid
inner-----solid
iron and nicket
CRUST
THINNEST
TWO TYPES
continental
oceanic
MINERALS
PHYSICAL PROPERTIES
mineral's particles
call them crystals
CRYSTALLINE STRUCTURE
Quartz----prismatic
pyrite----cubic
COLOUR AND STREAK
Characteristic colour
suiplus----yellow
Malachite----Green
Quartz
LUSTRE
reflects light
TYPES
Silky
Mattle
Glassy
Pearly
Metallic
Adamantine
OTHER PROPERTIES
TENOCITY
resistance of breaking
thought
brittle
FRACTURE AND CLEAVAGE
fracture
irregular fragments
cleavage
regular fragments
HARDNESS
resistance of scratched
mohs scale
MOHS SCALE
ROCKS
IGNECUS ROCKS
TWO TYPES
PLUTONIC
Formed by magma
Have crystals
VOLCANIC
Formed by lava
trap or bubbles inside
METAMORPHIC
Have been transformed
layered called foliation
CHARACTERISTICS OF ROCKS
origin
Seedimentary
Ignecus
Metamorphic
texture
depend on
size
distribution
form
composition
one mineral
made of minerals
SEDIMENTARY
Soundstone
Clays
Conglomerate