Rock Properties

How hard or soft a mineral is

• texture

• luster

• hardness

• Moh's Scale

• rock

A solid made of minerals

• Moh's Scale

• Rock

• Luster

• Hardness

Tags

NGSS.MS-ESS2-1

How a rock reflects light (shiny or dull)

• Luster

• hardness

• texture

• moh's scale

Tags

NGSS.MS-PS4-2

A scale used to measure how hard a rock is by scratching

• Texture

• Hardness

• Moh's Scale

• Luster

• Rock

How a rock FEELS to the touch

• texture

• luster

• rock

• moh's scale

4 ways to sort rocks

• luster

  ugly

  pretty

  old

• texture

  shiny

  dull

  new

• dirty

  clean

  hardness

  moh's scale

• Texture

  Luster

  Hardness

  Color

An example of texture

• shiny

• dull

• metallic

• Rough

Examples of TEXTURE (touch)

• shiny

  dull

  glassy

  metallic

• pretty

  luster

  hardness

• smooth

  bumpy

  rough

  sharp

Examples of LUSTER (look at it)

• texture

  hardness

  moh's scale

• shiny

  dull

  glassy

  metallic

  non-metallic

• pretty

  square

  red

  green

What question would you ask to figure out what type of rock you found?

Tags

NGSS.MS-ESS2-1