26.1

According to the Bowen's reaction series, which mineral forms at the hottest temperature?

• Olivine

• Pyroxene

• K-spar

• Quartz

According to the Bowen's Reaction Series, which mineral forms at the coolest temperature?

• Olivine

• Pyroxene

• K-spar

• Quartz

Which question does NOT identify a characteristic of a mineral?

• Is it inorganic?

• Does it have a definite chemical composition?

• What color is the object?

• Is it a solid?

The property of minerals that describes the shine of a mineral is:

• hardness.

• streak.

• cleavage.

• luster.

The color of a mineral in powder form is called the mineral's 

• hardness.

• specific gravity.

• luster.

• streak.

Using the Mohs Hardness Scale above answer the following questions as true or false.

2. _____ A steel nail would scratch quartz.

• True

• False

A mineral could be scratched by topaz but NOT by fluorite.

What is the hardness range?

• 1-4

• 4-8

• 4-10

• 8-10

The most abundant group of minerals found in the Earth's crust are the-

• silicates

• non-silicates

• organics

• inorganics

This igneous rock is

• obsidian

• basalt

• pumice

• granite

Natural diamonds form as carbon crystallizes within rock. This process takes place without the help of humans in a variety of places.

Which rule does diamond-formation follow?

• naturally occurring

• definite chemical composition

• solid

• crystal structure

Tags

NGSS.MS-PS1-1