WorksheetsEarth Science
Total questions: 20
Worksheet time: 10mins
The very thin solid layer of rock made of mostly silicon and oxygen.
Mantle
Core
Moho
Crust
The ability for a mineral to resist being scratched
Color
Hardness
Luster
Streak
The very useful property for showing the true color of minerals
Color
Hardness
Luster
Streak
The way a mineral reflects light of its surface
Color
Hardness
Luster
Streak
Breaks in smooth, definite surfaces
Color
Cleavage
Luster
Fracture
Geometric crystals with flat surfaces and definite edges
Color
Cleavage
Luster
Crystal form
Which of the following is an example of carbonates?
Fluorite
Halite
Dolomite
Gypsum
Minerals or combinations of minerals from which metals and non metals can be removed in usable amounts.
Fluorite
Halite
Dolomite
Ores
When pure metals are combined to form other metallic substances
Smelting
Alloys
Dolomite
Gemstones
Which of the following is an example of Sulfate?
Gypsum
Fluorite
Dolomite
Corundun
Minerals of great economic value that are pure elements.
Sulfate
Oxides
Ores
Native Elements
Breaks in rough or jagged surfaces.
Cleavage
Smelting
Fracture
Native Elements
The scale used to determine the hardness of minerals.
Jolt
Moho
Fracture
Mohs
The compound formed by Silicon and Oxygen
Calcite
Calactite
Silicate
Sulfate
It makes up about 80% of Earth's volume in which the hot molten rocks are located
Crust
Core
Moho
Mantle
Which of the following is an example of ores?
Hematite
Gypsum
Fluorite
Calactite
When an ore is heated so that metal can be separated from it.
Hematite
Alloy
Fluorite
Smelting
They are substances that can be cut and polished for jewelry and decoration
Native Elements
Alloy
Gemstones
Smelting
The rarest and most valuable minerals
Native Elements
Precious Stone
Gemstones
Smelting
Which of the following is an example of Halides?
Fluorite
Gypsum
Dolomite
Hematite
