1. Identifying Rocks & Minerals

2. Here are rocks that have many colors
Here are rocks that have many colors red pink yellow gray black gold white silver light dark blue clear

3. Shape Rocks can be . . . oval square round circle flat rectangle
triangle

4. Here are rocks that are smooth and shiny. They have texture and luster
Here are rocks that are smooth and shiny. They have texture and luster Texture Luster smooth shiny bumpy sparkly rough dull metallic non-metallic

5. Further Testing . . .
The Acid Test
Hydrochloric acid
Fizzes – Calcite
Doesn’t fizz – No calcite
The Streak Test
Dark streak
Light streak
No streak
Magnet Test
Magnetite
Loadstone

6. Moh’s Hardness Scale Moh’s Hardness Scale measures a mineral’s hardness on a scale from 1 to 10.
Very soft – Talc
Very soft – Gypsum
Soft – Calcite
Somewhat soft- Fluorite
Medium - Apatite
6. Medium – Feldspar
Medium – Quartz
Medium hard - Topaz
Hard – Corundum
Hardest - Diamond

7. The Scratch Test for Hardness
Very Soft: You can scratch it
with your fingernail.
Soft: You can scratch it with copper,
but not your fingernail.
Medium: You can scratch it with an iron nail.
Hard: Nothing will scratch it.

8. Rocks R1 Basalt R2 Gabbro R3 Granite R4 Pumice R5 Rhyolite
R Conglomerate
R Limestone
R Sandstone
R Shale
R10 Gneiss
R11 Marble
R12 Quartzite
R13 Slate

9. Minerals M1 Biotite Mica M2 Calcite M3 Dolomite M4 Feldspar M5 Galena
M6 Gypsum
M7 Halite
M8 Hematite
M9 Pyrite
M10 Quartz
M11 Talc