Science CH 3
Card Set Information
Science CH 3
Science CH 3, Abeka Grade 8
Name a substance found naturally in the earth that has a crystalline structure.
mineral property ratio that indicates density
Term for tendency of a mineral to break along certain planes.
Largest group of minerals? (90% of earth's crust)
"fool's gold" mineral group that includes pyrite?
Mineral group that contain carbon bonded to oxygen?
Mineral group with compounds containing fluorine, chlorine, bromine, iodine, or astatine?
The rarest, most durable, and most beautiful minerals?
The branch of geology that deals with the identification and classification of minerals?
Element that occurs naturally in its pure form, uncombined with other elements?
What is the name of a substance that is composed of only one type of atom?
Term that refers to the way light is reflected from the surface of a mineral crystal?
Name of the scale used to measure a mineral's hardness?
Term that describes a mineral that glows when exposed to ultraviolet light and continues to glow when a light is removed?
Name for a metal mixture of iron and carbon?
Name for what is used for radiation shielding, automobile batteries, and small arms ammunition?
Reddish-orange metal often used for electrical wiring?
The most abundant metal in the earth's crust?
White-gray metal more valuable than gold?
What are ruby and sapphire are forms of what?
Brass is an alloy mixture of what to metals?
cooper & zinc
Term for a metal mixture?
Beryl that has a deep green color?
Term for lab-created gemstones that have the same appearance and chemical content as natural gemstones?
Term for a beautiful mineral prized for its hardness, color and "fire"?
Most common igneous rock?
Hard, round sedimentary rock structures formed when minerals crystallize around a mineral fragment?
Igneous rock formed when magma began cooling slowly but finished more quickly.
Sedimentary rock made from mechanical sediments?
clastic sedimentary rock
Well-known chemical sedimentary rock?
What do you call the upper layers of ground removed when mining coal(surface mining)?
Term for fuels derived from the remains of once living things?
What is another name for the substance called coal tar?
Term for a single layer of sedimentary rock?
stratum (or bed)
Sedimentary rock that consists of smooth pebbles in hardened sand or clay?
Chemical sediments that result from the evaporation of water?
Rocks that have a smooth, glasslike texture?
Mining that uses a rotating drum that travels down a long track while grinding coal?
Name of the flat surfaces that crystals are generally characterized by?
Any mineral that contains a valuable metallic element?
Type of rock formed when preexisting rocks are altered by heat or pressure?
Type of rock formed when deposits or sand and mineral fragments are cemented together?
Type of rock formed when magma solidifies?
Aluminum is refined from what common mineral?
Term for the change of one type of rock into a new type of rock?
Igneous rock with a smooth, glasslike texture; known as "volcanic glass"?
Most common sedimentary rock?
Organic sedimentary rock that is also called fossil fuel?
Name for a bar of refined gold?
An alloy made of iron, carbon and nickel or chromium?
Geometric structures composed of atoms or molecules in an orderly arrangement?
What mineral test leaves a line f powder on a plate?