Zusammenfassung der Ressource
ROCKS
- CRYSTALS
- JEWELLERY
- EXAMPLES
- DIAMONDS
- RUBIES
- PROPERTIES
- APPEARENCE IN NATURE
- COMPOSITION IN NATURE
- TEXTURE
- TYPES OF ROCKS
- INGENOUS
- PLUTONIC
- COOLS SLOWLY
- LARGE CRYSTALS
- INSIDE THE EARTH
- EXAMPLE : BASALT
- VOLCANIC
- COOLS QUICKLY
- SMALL CRYSTALS
- OUTSIDE THE EARTH
- EXAMPLE : BASALT
- FROM MAGMA
- MOLTTEN ROCKS
- METAMORPHIC
- FOLIATED
- PRESSURE
- PUFF PASTRY
- EXAMPLE : SLATE
- NON-FOLIATED
- TEMPERATURE
- NO LAYER
- EXAMPLE : QUARTIZE
- FROM OTHR ROCKS
- METAMORPHISM
- SEDSIMENTARY
- CLASTIC
- FRAGMENT OF OTHER ROCKS
- CONGLOMER5ATES
- -2MM
- SAND STORY
- 1 /16 - 2MM
- non-