Rocks and minerals
The 6 clues to the characters of rocks and minerals are
- color : is when it has layers of colors
- streak: is when well for example: its when u take a rock and scrape it across an unglazed tile and u can see the color.
- lustre: is when the rock is shiny because lustre means shiny
- cleavage and fracture: cleavage and fracture is when there are cracks : for example soap stone can have plenty of falt lines
- hardness: is when the rock is on the hardness scale example 1 to 10 diamonds are on the 10 scale
- crystal structure: