Rock and Mineral Identification Review

Which two tests are required to identify a mineral? CHOOSE ALL THAT APPLY

• Streak test

• Banding Test

• Mark Test

• Scratch test

What is used for a STREAK test?

• A piece of glass

• the desk

• A white porcelain tile

• another mineral

What do you use for a SCRATCH test?

• A piece of glass

• a white piece of porcelain tile

• the desk

• another mineral

What is cleavage in a mineral?

• when a mineral looks like it breaks along flat surfaces or that it would break off in pieces that have right angles

• its color variation under different lighting conditions.

• when the mineral looks like it would break off into randomly shaped pieces

What is fracture in a mineral?

• when a mineral looks like it breaks along flat surfaces or that it would break off in pieces that have right angles

• its color variation under different lighting conditions.

• when the mineral looks like it would break off into randomly shaped pieces

What is luster?

• Luster is the way minerals are formed.
• Luster is the way minerals interact with each other.
• Luster is the way sound interacts with the surface of a mineral.
• Luster is the way light interacts with the surface of a mineral, creating a shine or glow.

What is the main way to identify rocks?

• By grain size
• By color
• By streak test
• By hardness

What is banding on a rock?

• Alternating layers of different colors or textures in the rock
• A type of geological formation found in caves
• A method of securing a rope to a rock
• A type of musical performance on a rock

Tags

NGSS.MS-ESS1-4

What is foliation on a rock?

• The process of rock erosion
• Repetitive layering in metamorphic rocks due to mineral grain alignment.
• A type of sedimentary rock formation
• A method of rock painting

What type of rock has banding or foliation?

• Metamorphic rock
• Sedimentary rock
• Igneous rock
• Volcanic rock