A concentration of minerals that is large enough to cover the cost of extracting and processing it into raw materials is called a

Match with o for organic and i for inorganic for each compound

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?