This page has links to pictures of every rock type I have annotated. Many of these rock types also have galleries with multiple photos. You may also want to use the ...
What are Igneous Rocks? Igneous rocks are formed from the solidification of molten rock material. There are two basic types: 1) intrusive igneous rocks such as ...
Breccia is a clastic sedimentary rock that is composed of large (over two millimeter diameter) angular fragments. The spaces between the large fragments can be filled ...
An ore is a type of rock that contains sufficient minerals with important elements including metals that can be economically extracted from the rock.[1] The ores are ...
Iron is the world's most commonly used metal - steel, of which iron ore is the key ingredient, representing almost 95% of all metal used per year. It is used ...
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 rock ...
Information on Gold and Silver hard rock ores:
Grand Portal Point, photo by Gary McCormick. I get a lot of comments saying “No way is that Michigan” on photos, particularly on those from the Pictured Rocks ...
Mindat is the largest mineral database and mineralogy reference website on the internet. This site contains worldwide data on minerals, mineral collecting, mineral ...
Types of Rocks Rocks are not all the same! The three main types, or classes, of rock are sedimentary, metamorphic, and igneous and the differences among them have to ...
The U.S. tried to rescue slain journalist James Foley and other American hostages in Syria recently, but its mission failed, officials told NBC News, one day after ...
The U.S. tried to rescue slain journalist James Foley and other American hostages in Syria recently, but its mission failed, officials told NBC News, one day after ...