Briefly define each term.
Week 3, Chapter 3 and 4Online Exam Friday through sunday Minerals and Rocks 1. What is a mineral: - Naturally occurring solid earth material. - naturally formed - Mainly be a solid - chemical formula - characteristic crystalline structure. - Atoms and Elements: - geochemistry: study of chemistry of earth. - natural distribution of chemical elements in nature. - Conceptual Model of an Atom - Figure 3.2 pg. 77 - Table 3.1 pg 76 - Trace elements: environmental important, but found in small amounts. - electrons are arranged in shells around nucleus. - ion: atom that has lost or gained e