Geology Lab Midterm

Richter Magnitude

Moment Magnitude

Naturally occurring, inorganic, homogeneous in its chemical & physical properties, & contains a crystal lattice.

_{NATE OCCASIONALLY IGNORES HOMOSAPIEN CHEMICALS & PHYSICALLY PROTECTS THE CONTENTS OF THE CRYSTAL LATTICE.}

• Break mineral & look for flat cleavage planes.
• These will reflect light & break fairly easily along the planes.

Glass-like breakage

• Transparent
• Translucent: some light
• Opaque: No light through

It bubbles with the acid.

It makes a red stripe.

It writes on paper.

It breaks into cubes & heavy & shiny appearance.

• See through window-like.
• See through window thin sheet

• Black
• See through window
• See through thin sheet

Pink in color

Glows fluorescent in the light

• Clear
• Looks like glass