Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

_______is the resistance of a smooth surface to abrasion or scratching._______is

ID: 801777 • Letter: #

Question

_______is the resistance of a smooth surface to abrasion or scratching._______is the color of the mineral when finely powdered. A mineral that exhibits_______consistently breaks along parallel flat surfaces. is the appearance of a mineral when light is reflected from its surface. Calcite and dolomite are examples of which react with dilute acid. The refers to the heft of a mineral relative to water. A mineral if it breaks along random irregular surfaces. The presence of can help to distinguish between plagioclase feldspar and potassium feldspar. Both and characterize a mineral and determine its physical properties and outward appearance. An example of a mineral we looked at that has a cubic cleavage is The Appearance of a mineral when light is reflected from its surface is referred to as the is an example of a type of luster. is an example of a mineral with one perfect cleavage. is a very common type of mineral in the earth's mist with two cleavage planes at nearly a right angle. is an iron oxide that is magnetic. True or False It is possible for the same mineral to vary in color. Excellent, good and poor refer to the Cleavage Quality. Will Corundum scratch a Diamond? Will Calcite scratch Gypsum? Glass has a hardness of about 5.5. Would quartz be considered a hard mineral? Would Fluorite be considered a soft mineral?

Explanation / Answer

10) galena and halite

11) luster

12) metallic , non metallic and vitreous etc

13) mica

14) feldspars

rest all are correct