This word describes minerals, and it means 'NOT FROM PLANTS OR ANIMALS'.
inorganic
15
Mineral or Ore?
Ore
5
Mineral or Ore?
Mineral
5
Sulfur mineral is always yellow due to its elemental properties. Is it allochromatic or idiochromatic?
Idiochromatic
5
Complete the phrase: "Allochromatic minerals have a _______ color when they are ______. However, when ______ elements are included, they can have _________ colors."
clear, pure, trace, many different
15
OPAQUE, TRANSPARENT or TRANSLUSCENT? (Lets all light pass through)
transparent
5
OPAQUE, TRANSPARENT or TRANSLUSCENT? (Lets no light pass through)
opaque
5
What is STREAK?
The color of a mineral when it is drawn on a porcelain plate.
15
What kind of scale measures the hardness of a mineral?
Mohs scale
10
An area where there is enough mineral to be mined is called a d________.
deposit
5
There are 3 types of rocks. The type that are formed from many small pieces accumulated over a long time are called...
sedimentary
10
There are 3 types of rocks. The type that are formed from cooled down magma are...
igneous
10
There are 3 types of rocks. The type that are formed from intense heat and pressure are...
metamorphic
10
What is the TOP layer of a soil horizon filled with?