Rock minerals - Study guides, Class notes & Summaries

GIA Colored Stone Final Exam Questions And Answers. By what date had Kokichi Mikimoto begun culturing whole pearls - Answer 1908 Synthetic gem materials - Answer Are not minerals which of the following is an organic gem - Answer amber which of the following is amorphous - Answer amber a natural material that's made up of a mass of one or more kinds of mineral crystals is - Answer rock what group does alamandine belong to - Answer garnet A gem produced by, or derived from, a living organ...

What is the point of having students brush their teeth every day? To remove plaque from teeth, not to get rid of all bacteria in the mouth How would an art teacher teach students to emulate the work of impressionist artists? Use cotton balls and bright color paint What would a PE teacher do for PK students to help them strengthen their muscles? a. Crabwalk b. Stretching c.Running laps d. Lifting weights If a student saw a picture of a rainforest's animals and asked ho...

Which is not a requirement for a mineral? A) naturally occurring B) consistent isotopic composition C) well-formed external crystal shapes D) orderly regular atomic or ionic structure E) definite chemical composition - B Which of the following best describes the fundamental concept of superposition? A) Strata with fossils are generally deposited on strata with no fossils. B) Older strata are deposited on younger strata without intervening, intermediate age strata. C) An igneous dyke cut...

Metamorphic rock correct answers A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions. (Ex: Gneiss, Marble, Quartzite) Magma correct answers A molten mixture of rock-forming substances, gases, and water from the mantle Igneous rock correct answers a type of rock that forms from the cooling and hardening of molten rock at or below the surface (Ex: Basalt, Granite, Obsidian) Metamorphic and Igneous rock melts and turns into correct ans...

Earth Science Final Exam Questions with Verified Solutions How would you define a mineral? A naturally occurring, nonorganic solid with a distinct crystal pattern and specific chemical formula. What is the term for the color of a mineral when it is ground into powder? The color exhibited by a mineral in its powdered state. How is the reflective quality of a mineral described? The manner in which a mineral reflects light off its surface. What does cleavage in a mineral refer...

Sedimentary Environment are... correct answers geographic settings where sediments accumulate to form rocks assemblages Sedimentary Facies correct answers changes in past environments, seen when a single layer of sedimentary rock is traced laterally High energy environment examples correct answers Waves, currents, deserts, fluvial environments, alluvial fans, beaches, reefs, glacial environments The key is movement (fast-flowing water) High energy environment products correct answers...

GACE Middle Grades Science Latest Update with Verified Answers tidal hypothesis Theory that the solar system started with a near collision of sun and large star. Few astronomers believe this theory. condensation hypothesis solar system began with rotating clouds of dust and gas. Condensation happened in center to form sun, and smaller parts of clouds formed. More astronomers believe in this idea. Core Outer core- liquid; inner core- solid. Very dense in center. Believed that core is...

The process of unloading can produce: (a) joints (b) mud cracks (c) pillows (d) cross-bedding (e) leaching - a An unconformity, like the one in the Kingston area, is best defined as: (a) a layer of rocks with very unusual fossils (b) a basal conglomerate (c) a layer of sedimentary rocks (d) a thin, tabular or sheet-like, igneous intrusion (e) a time gap in the rock record - e Weathering produces minerals that are more stable at the Earth's surface. Of the five minerals listed below...

Physical geology vs. Historical geology - Physical geology deals with materials and processes that make up the Earth, Historical geology is applying chronology to events in Earth's past Relative age - Determination that something is younger or older than something else Absolute Age - Precise measurement of how much time has passed since something was created or modified Fossils - Remains, traces, or other indications of life Principal of Original Horizontality - Sediment is deposited in l...

DSST Test Questions The ability of a mineral to resist scratching is called - hardness The breaking of a mineral along definite planes is called - cleavage The two most abundant elements in the earth's crust are - oxygen and silicon Which of the following internal crystalline structure of minerals does not have three axes at right angles to one another? - monoclinic Ore minerals contain - a useful metal or nonmetal that is easily extracted The two most important identifying c...