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Articles related to identify rocks

Mohs Scale of Hardness - Identify Rocks & Minerals - Chemistry
May 27, 2014 ... You can use this scale to test the hardness of rocks, minerals, and crystals, to help identify them. ... Identify Rocks & Minerals Using Hardness.
Rock Identification Tables - Geology - About.com
Identify 43 of the most common rock types: igneous, sedimentary and ... Identify almost any rock type you're likely to find ... Identification of Igneous Rocks ...
Rock Pictures - An Index Page of Rock Types - Geology - About.com
The Rock Type Identification Key has a brief list of tips for that purpose beneath the ... Hornfels—Tough and fine-grained, it forms where igneous rocks cook it.
How to Look at a Rock - Geology - About.com
People don't usually look at rocks closely. So when they find a stone that intrigues them, they don't know what to do, except to ask someone like me for a quick ...
10 Steps to Identify Minerals - Start with the Specimen - Geology
Mineral identification starts with picking a good specimen. ... How to Identify Minerals in 10 Steps. By Andrew Alden. Share this ... About Rocks & Rock Collecting.
Mineral Pictures Index - Geology - About.com
I use pictures of minerals like those you'll find in real rocks, rather than in museums or shops. This list starts with the handful of common minerals called the  ...
Plutonic Rocks - Geology - About.com
Plutonic rocks defined and explained. ... Naked-Eye Features of Sedimentary Rocks · Identify Almost Any Rock with This Table · Mineral Collecting at Contact ...
Sedimentary Rocks - How They're Made and How They Look
Introducing sedimentary rocks, second of the three great rock classes (along with ... Get more help identifying these and other sedimentary rocks in the Rock ...
Identifying Granitoids and Other Granite Rocks - Geology - About.com
How geologists sort out granite from the rocks that look like it.
Metamorphic Rocks - How They're Made and How They Look
These are what happens when sedimentary and igneous rocks become ... Get more help identifying metamorphic rocks in the Rock Identification Tables.
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