Mineral Identification
This is the powder left behind from a mineral.
Streak
True or False, if an object has four of the five mineral properties, it is still considered a mineral.
False
True or False, All minerals form as crystals.
True
Halite is the mineral name for what common household object?
Salt
True or False, sap from a tree would be considered inorganic.
False. It created by something that was organic.
Dull, pearly, metallic, and greasy are all examples of this type of mineral identification.
Luster
All minerals must be in this state of matter.
Solid
Shallow lakes that evaporate leaving behind minerals are an example of this type of mineral formation.
Cool Solution
This is the hardest mineral on the hardness scale.
Diamond
When a mineral breaks and it has jagged and uneven sides.
Fracture
When a mineral breaks and has flat smooth surfaces, it is referred to as this.
True or False, a pearl is a mineral.
False. Pearls are made from oysters that are organic.
What size crystals would form when lava cools quickly.
Small crystals
This mineral is oftern called "Fool's Gold"
Pyrite
A fingernail is rated as what hardness on the Moh's Hardness scale?
2.5
This is the name of the hardness scale used to identify minerals.
Moh's Hardness scale
What mineral property explains that all minerals have particles that are arranged in specific patterns that repeat?
Crystal Structure
What are the three conditions in which minerals form from?
Magma, Hot Solutions, Cool Solutions
This mineral is commonly known for its use in toothpaste.
Fluorite
The formula for density.
Density = Mass/ Volume
What is the least reliable form of mineral identification? Explain why.
Color. Minerals can have many different colors and more than one mineral may have the same color.
Ice that forms outside in nature would be considered a mineral. However, ice that is created in an ice tray put in the freezer would not. Why?
The ice created in a freezer would not be considered naturally forming.
A narrow channel of mineral that is different than the rock that surrounds it.
Veins
Amethyst is an example of a purple color of this mineral.
Quartz
What are the five properties of all minerals?
Solid, Inorganic, Naturally Occuring, Crystal Form, and Definite Chemical Composition