EC Manufacturer: Medtronic Ophthalmics, Inc. A Division of Medtronic Xomed Inc. 6743 Southpoint Drive. Jacksonville, FL 32216 USA. 0123. Authorized Representative (for EC regulatory matters) Medtronic B.V.
2016-09-28T08:01:51-04:00. The two kinds of minerals are: macrominerals and trace minerals. Macro means large in Greek (and your body needs larger amounts of macrominerals than trace minerals). The macromineral group is made up of calcium, phosphorus,magnesium, sodium, potassium, chloride, and sulfur. This question is archived.
Studying rocks and minerals can help you learn about Earth. A rock is made from two or more minerals. A mineral might contain just one chemical element or more than one element. Scientists guess that the Earth contains about 4,000 different minerals. The diamond is the Earthâs hardest mineral. A diamond is so hard that itâs possible to cut a diamond with another diamond.