Minerals

1. Properties

1.1. Hardness

1.1.1. Mohs hardness scale

1.1.2. Compared to copper and glass

1.2. Transperancy

1.2.1. Transparent

1.2.2. Translucent

1.2.3. Opaque

1.3. Light Refraction

1.3.1. 1 image

1.3.2. 2 image

1.4. Reaction with acid

1.4.1. Fizzes

1.4.2. Does not fizz

1.5. luster

1.5.1. brilliant

1.5.2. Glassy

1.5.3. luster

1.6. shape

1.6.1. Octahedron

1.6.2. Rhobohedron

1.6.3. tetrahedron

1.7. color

1.7.1. Varies

1.8. Size

1.8.1. Varies

2. Discovered by

2.1. Geologists

2.1.1. Rocks

2.1.1.1. Sedimentary

2.1.1.1.1. A large number of dead plants and animals in a swampy area and collected on top of each other and formed into a rock

2.1.1.2. Igneous

2.1.1.2.1. Cooling Magma

2.1.1.3. Metamorphic

2.1.1.3.1. Heat and Pressure

3. found in

3.1. rocks

4. Example

4.1. Diamonds

4.2. Quartz

4.3. Gold

4.4. Mica