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Find out how to identify minerals (...and learn what shape, luster, color, streak, hardness, cleavage and fracture are all about!)
Meet some other nonsilicate minerals!
This mineral is called hematite. It is like a red crayon! Draw with it on a white streak plate and it will make a red line. Hematite is used to give red paint its color.
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The Fall 2010 issue of The Earth Scientist
, focuses on rocks and minerals, including articles on minerals and mining, the use of minerals in society, and rare earth minerals, and includes 3 posters!
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Two robot rovers landed on Mars in January 2004. They are called the Mars Exploration Rover mission. One rover is named Spirit. The other is called Opportunity. Opportunity landed at a place called Meridiani...more
Meridiani Planum is the name of a flat plain on Mars. Opportunity landed there. Opportunity is one of the Mars Exploration Rovers. Meridiani Planum is very flat. "Planum" means "plain". Scientists think...more
Spotting minerals is fun! There are many different types of minerals. Each has a different name and special traits. You can learn more about minerals by looking closely at them to understand their special...more
This mineral is called quartz! Sometimes it looks white like milk but usually it looks clear like glass, sometimes with a little pink or gray tinge of color. You can find crystals of quartz in many different...more
Mica minerals make some rocks sparkle! Look for them in your igneous and metamorphic rocks. Do they make your rocks sparkle? They break into flat plates because they have cleavage. ...more
This is a feldspar mineral! Look for it in igneous rocks where it looks like white or pink crystals. You might find it in other types of rocks as well. ...more
The mineral that is green is called olivine! Look for it in igneous and metamorphic rocks. In this picture, olivine is filling a hole in the igneous rock. ...more