All of the following words describe a mineral's luster except which one?
metallic
brittle
pearly
glassy
A mineral's streak is
always the same as its color
the color it turns liquid when it dissolves
the way it reflects light
the color of its powder
Cleavage and fracture describe
where minerals can be found
if minerals are edible
how minerals break
if minerals will react with water
Which of the following is a chemical property of minerals?
color
shape
density
Acid reaction, fizz
Read the description below. Use the definition of minerals to choose the correct statement about Portland cement.
Portland cement is the most common type of cement used in the world. It is made of limestone and other materials. It was first developed in 1756 by John Smeaton. Portland Cement is made through a process of heating and grinding. It sets and hardens when mixed with water.
Portland cement is a mineral because all minerals are made of limestone
Portland cement is a mineral because all minerals harden when mixed with water
Portland cement is not a mineral because minerals are not man-made
Portland cement is not a mineral because minerals aren't used in daily life
Read the description below. Use the definition of minerals to choose the correct statement about sandstone.
Sandstone contains quartz and feldspar. It is often tan, brown, yellow and/or red. It may have a hardness of about 6.5. Sandstone cannot be described by a chemical formula because standstone is not a pure substance.
Sandstone is a mineral because minerals always have a hardness of 6.5
Sandstone is a mineral becaue minerals are always made of quartz
Sandstone is not a mineral because each mineral can only be one color
Sandstone is not a mineral because minerals are pure substances.
Identify the physical property being described below:
Sulfur is bright yellow
color
luster
streak
hardness
Identify the physical property below:
Beryl is a 7.5 to 8 on Mohs scale
color
hardness
luster
cleavage
Identify the property below:
Talc reflects light like a pearl does
color
hardness
streak
luster
Identify the property below:
When magnetite splits, it forms only uneven surfaces