Geology Chapter 3- Minerals

What is the definition of minerals? Naturally occurring, Inorganic, Solid, Ordered internal molecular structure, Definite chemical composition What is the definition of a rock? A solid aggregate or mass of minerals What is the chemistry Read more…

Geology minerals

finger nail hardness 2.5 steel nail hardness 5.0 glass plate hardness 5.5 Cleavage the tendency of a mineral to split consistently along certain planes where the atoms are weakly bonded. Fracture – no definite planes Read more…

eggs mini test 3(geology, minerals, & mining)

geology study of earths physical features, processes, and history why study geology? -controls distribution of mineral resources -controls location of many geological hazards earths internal layering -CRUST:thin outer layer rose to top -fairly dense rock Read more…

Geology test (Chapter 4-6)

Igneous Rock formation Solidification of melt- heat prevents them from completely forming- 650- 1200 Extrusive Above earths surface heat is lost rapidly Intrusive Melt infuses already formed rocks Volatiles Interfere atomic bonds Flux melting Melting Read more…

Chapter 11: Geology, Minerals, and Mining

geology the study of Earth’s physical features, processes, and history core Earth’s center. Consists mostly of iron, solid in the inside and molten in the outer area. mantle surrounds the core. Made up of dense, Read more…

Mineral Geology

Identify the two groups of minerals Silicates- Contains silicon and oxygen – 90% of earth’s crust – Combine with elements such as Al, Fe, Mg, and K Non-Silicates- Do not contain combination of Si and Read more…

Geology Test #2 Study Guide

True or False: We are living during the third largest extinction event in geologic history? True A pair of metamorphic rocks with biochemical origins are: Marble and Anthracite Detrital sedimentary rocks are classified (named) based Read more…

Chapter 11: Geology Minerals and Mining

Coltan Tantalite found with another mineral (columbite), used in cell phones Geology The study of earth’s history through its rocks, soils, and sediments – In the LITHOSPHERE. Includes the physical features and characteristics, and physical Read more…

Geology Ch. 5- Minerals

ionic bond oppositely charged ions attract to produce a neutral chemical compound- weak (velcro) covalent bond sharing of electrons to achieve a stable atomic structure- strong (rope) metallic bond electrons are shared between all atoms Read more…

Geology Chapter 3: Minerals

What makes a mineral a mineral? solid inorganic crystalline structure chemical composition naturally occurring geochemistry the study of minerals and earth-the distribution of chemicals in minerals, soil, water isotope an atom of a given element Read more…

Geology Test- Minerals

Which of the following is a not a true statement about a mineral substance? Naturally occuring and inorganic Crystal form Specific Chemical composition Solid Must contain silicate ion Must contain silicate ion The hardest known Read more…

Geology Chapter 2: Minerals

Mineral A *naturally occurring*, *inorganic*, *crystalline solid* that has a *specific* chemical composition Mineralogy The *study* of minerals All minerals have a ________ _________? Crystalline structure Rocks Naturally formed aggregates of minerals or mineral-like substances Read more…

Geology Identifying Minerals

Hematite Metallic (red brown, silver, or black color; red brown streak; H = 1-6.5; heavy; some varieties show one-way cleavage) Magnetite Metallic (black color; black streak; H = 6; heavy; magnetic; equidimensional grains) Pyrite Metallic Read more…

Geology- Minerals and Igneous

What 5 requirements must be met for a substance to qualify as a mineral? 1. All minerals are solid objects 2. Must be naturally occurring 3. All minerals must be inorganic 4. When pure, all Read more…

Minerals-geology

Geology The science that deals with the physical history of the earth, the rocks of which it is composed, and the physical,chemical, and biological changes that the earth has undergone or is undergoing. geologist A Read more…

Geology: Minerals

atom building block of matter element a pure substance consisting of one type of atom cation more protons than electrons (net charge is positive) anion more electrons than protons (net charge is negative) ionic bond Read more…