Photograph by blickwinkel/Alamy Rocks themselves are made of clusters ... explaining why diamond is the hardest mineral and graphite (used in pencil lead) is one of the softest.
Some minerals in rocks and organic matter (e.g., wood, bones, and shells) can contain radioactive isotopes. The abundances of parent and daughter isotopes in a sample can be measured and used to ...
Some minerals in rocks and organic matter (e.g., wood, bones, and shells) can contain radioactive isotopes. The abundances of parent and daughter isotopes in a sample can be measured and used to ...
David Bressan is a geologist who covers curiosities about Earth. Rocks and minerals contribute essential raw materials for any civilization, and in a technological society minerals (and the rare ...
Minerals are used by humans in their day-to-day lives. Minerals are used in medicines, as gems, in industries, and in chemical laboratories. Minerals form an extremely precious natural resource and ...
Do you use pencils to write with? Almost everything we use comes from our natural resources, and many of those natural resources come from under the surface of the earth. Rocks, minerals, water, oil ...
At CU Boulder, we use petrology to study the formation of volcanoes and their magmatic sources, the evolution of continental crust during the growth and destruction of mountain belts, the genesis of ...
A secure, green, and innovation-filled future awaits us, but only with the help of rocks buried deep in the ground ... Some of these minerals are well known for their more common uses—while others ...