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.
Layers: Layers in rocks show in different ways. 1  In some rocks different colored minerals are lined up in ribbons.. 2  Usually there are two colors, often black and white, or green and white, of black and tan or pink. 3  Ribbon like layers are found in the rock, gneiss.