Statistics for Key Properties of Minerals

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General Stats

  • This quiz has been taken 34 times
  • The average score is 10 of 22

Answer Stats

Key PropertyMineral% Correct
Reddish/brown streakHematite
81%
Gold color often in cube crystal habit with straiationsPyrite
69%
Three planes of cleavage at 90 degrees, metallic luster, high specific gravityGalena
63%
Salty taste, three planes of cleavage at 90 degreesHalite
63%
Strongly magnetic, distinct black streakMagnetite
63%
Conchoidal to irregular fracture, could have six sided crystal habitQuartz
63%
One plane of cleavage, dark to black micaBiotite
56%
One plane of cleavage, light to white micaMuscovite
56%
Perfect rhombohedral cleavage, bubbles in HClCalcite
50%
Softer than a fingernail, fracture or one plane of cleavageTalc
50%
Softer than a fingernail, three planes of cleavage not at 90 degreesGypsum
44%
Two planes of cleavage at 90 degrees, straiationsPlagioclase Feldspar
44%
Two planes of cleavage at 90 degreesAugite
38%
Two planes of cleavage not at 90 degreesHornblende
38%
Two planes of cleavage at 90 degrees, no striationsOrthoclase Feldspar
38%
Greenish gold in colorChalcopyrite
25%
Four planes of cleavage (octahedral), hardness between glass and a pennyFluorite
25%
Green in color, often grainy, harder than glass, fractureOlivine
25%
Streak smells of sulfur, six planes of cleavageSphalerite
25%
Low specific gravity, one plane of cleavage, submetallic lusterGraphite
19%
Rusty streakLimonite
19%
Conchoidal fracture, dull lusterChert
13%

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