43. Characteristics of a mineral that you can test to determine the kind of mine

Question

43. Characteristics of a mineral that you can test to determine the kind of mineral include all of the following except a. Luster b. Size c. Color d. Hardness 44. What might a scientist do to determine the streak (color in powdered form) of a mineral? a. Turn it in the light b. Look at in with a hand lens c. Rub it on a piece of white ceramic d. Take a hammer and break off a large piece 45. K-feldspars's mineral formula is KAISi,Os. In which mineral group is K-feldspar? a. Non-ferromagnesian silicate b. Ferromagnesian silicate c. Carbonate d. Other 46. Calcite's mineral formula is CaCO. In which mineral group is Calcite? a. Non-ferromagnesian silicate b. Ferromagnesian silicate c. Carbonate d. Other Ferromagnesian minerals tend to have what characteristic? 47. a. Light color b. Dark color c. Metallic sheen 48. If you are hiking along and find a metallic mineral, which category of mineral is it? a. Ferromagnesian b. Non-Ferromagnesian c. Carbonate d. Other 49. On a hike you pick up samples of Galena, Gypsum, Muscovite mica, Quartz, and Calcite. Which one is light in color, flakes into thin pieces and has one good cleavage plane? a. Galena b. Gypsum c. Muscovite mica d. Quartz e. Calcite 50. On a hike you pick up samples of Galena, Gypsum, Muscovite mica, Quartz, and Calcite. Which one fizzes when you put acid on it? a. Galena b. Gypsum c. Muscovite mica d. Quartz e. Calcite

Explanation / Answer

43) b-size

44) c- rub it on a piece of white ceramic.

45) a-non ferromagnesian silicate

46) c-carbonate

47) a-dark color(because of the presence of iron)

48) a-ferromagnesian

50) e-calcite(reacts strongly)

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