Mineral Properties
The way a mineral resists being scratched.
La manera en que un mineral resiste ser rayado.
What is hardness?
¿Qué es la dureza?
A mineral’s streak is the same color as the mineral itself.
False (Streak may differ from the visible color.)
Calcite will ______ when acid is dropped on it.
What is fizz?
What is the range of the Mohs Scale of Hardness?
What is 1 to 10?
What is the formula for density?
What is Density = Mass ÷ Volume?
When a mineral breaks along smooth, flat surfaces.
What is cleavage?
All minerals glow under UV light.
False
If a mineral breaks along flat surfaces, it shows ________.
What is cleavage?
Name one place a mineral might be found.
What is beneath Earth’s crust?
A mineral has a mass of 100g and a volume of 20 cm³. What is the density?
What is 5 g/cm³?
This describes how tightly packed the atoms are for its size.
What is density?
Density is how heavy something feels for its size.
True
A ________ structure is made of repeating atoms.
What is crystal?
What is the name of the mineral property that describes the color of its powdered form?
What is streak?
What does high density mean? What does is feel like. Think of the main word we us with Density.
It feels heavy for its size.
This structure is formed by repeating atomic patterns.
What is crystal structure?
Cleavage means a mineral breaks in a smooth, flat way.
True
The ability to resist being scratched is called _________.
What is hardness?
Name a special property a mineral might have.
(e.g., magnetic, salty taste, glowing under UV, etc.)
Volume is 25 cm³, mass is 75g. Find the density.
What is 3 g/cm³?
A test that uses a glass plate is testing this property.
What is hardness?
Magnetite is the only mineral that tastes salty.
False (Halite tastes salty)
The way a mineral looks due to light absorption is described as its ____________.
What is color?
This is not a property used to identify minerals: streak, hardness, luster, or state of matter.
What is state of matter?
A sample of cinnabar weighs 251.1g and has a volume of 31.0 cm³. Show your work and solve.
What is 8.1 g/cm³?