More than 4,000 minerals are officially recognized, and up to 100 new ones are described yearly. Minerals are rocks or sand that have more than one element in their structure. Quartz, for example, is a mineral composed o... More »

Some foods that have minerals in them are red meats, dairy products, leafy green vegetables, nuts, seafood, whole grains and fortified cereals. There are two types of minerals that the body needs, namely macrominerals an... More »

Most rocks are made of various types of minerals, but some are made of animal shells or compressed plant parts. Minerals are natural inorganic solids with a specific chemical composition. Crystals are expressions of the ... More » Science Earth Science Geology

Crushing different minerals creates different types of limes, two of which are agricultural lime (calcium carbonate) and magnesite (magnesium carbonate). Other limes, such as burnt lime (calcium oxide), hydrated lime (ca... More » Science Earth Science Geology

Feldspar minerals include quartz, muscovite, orthoclase and plagioclase. They are usually light colored and igneous, which means they are formed in or around volcanoes. Feldspar minerals are the most common type of miner... More » Science Earth Science Geology

Some common examples of minerals include quartz, graphite, talc and amethyst. Other examples include diamonds, gold, silver, copper, rubies, turquoise, topaz and sulfur. With few exceptions, minerals are objects that are... More »

Breccia is located wherever fragments of broken rocks or minerals accumulate, such as stream deposits and outcrop bases. The fragments are joined together by small rock particles or cement, which creates the breccia rock... More »