The physical properties of a mineral are determined by ________
Internal arrangement of atoms
What is the chemical symbol for Potassium?
K
What is the composition of Galena?
Lead and Sulfur
The powder form of a mineral is called its
Streak
What is the most abundant gas in the troposphere?
Nitrogen
When dissolved minerals come out of solution through evaporation and become solids, this solid is known as a
Precipitate
What mineral scratches calcite but can be scratched by fluorite?
Dolomite
Quartz and hematite have different colors due to ________.
Internal arrangement of atoms
Hardness, color, cleavage in a mineral are the direct result of ________.
Internal arrangement of atoms
Which mineral has a hardness of 6 and a pink color?
Potassium Feldspar
Iron is an element found in garnet...True or False.
True
The way a mineral reflects light is known as its
Luster
A mineral that breaks along smooth, flat surfaces has _________?
Cleavage
A mineral that has fracture breaks along rough, jagged surfaces...True or False
True
Which mineral would be broken down most quickly if shaken in a container - PYRITE or GALENA?
Galena
How do you test if a mineral is hard or soft?
scratch it on a glass slide
A mineral breaks by cleavage or fracture due to its _______?
internal arrangement of atoms
Scratching a mineral across a glass plate is a test for what property?
Hardness
What is the least abundant gas in the troposphere (according to your ESRT)?
other
What mineral has a hardness of 6.5 and is used for jewelry?
Olivine
What is the percent of Oxygen in the troposphere?
21%
What mineral is light green and has a granular feel when you touch it?
Olivine
Name a distinguishing characteristic of calcite that quartz does not have.
Calcite bubbles with acid
A mineral's streak and hardness are caused by the
internal arrangement of atoms