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Biotite: Quiz


Question 1: Biotite is found in a wide variety of igneous and ________.
MetamorphismGranuliteMetamorphic rockHornfels

Question 2:
What transport system is Biotite served by?
Monoclinic, Space Group: C 2/m
Monoclinic - Prismatic H-M Symbol, Space Group: C 2/m
Monoclinic - Prismatic H-M Symbol, Space Group: 2/m
Monoclinic Space Group: C 2/c,Cc

Question 3: It is an essential phenocryst in some varieties of ________.
Ultramafic rockLamprophyreMineralIgneous rock

Question 4: Biotite is occasionally found in large cleavable crystals, especially in pegmatite veins, as in ________, Virginia and North Carolina.
Northeastern United StatesSouthern United StatesNew EnglandMidwestern United States

Question 5: Biotite is also useful in assessing temperature histories of metamorphic rocks, because the partitioning of iron and magnesium between biotite and ________ is sensitive to temperature.

Question 6: Biotite is a common phyllosilicate mineral within the ________ group, with the approximate chemical formula K(Mg, Fe)3AlSi3O10(F, OH)2.
MuscoviteSerpentine groupDickiteMica

Question 7: Other notable occurrences include Bancroft and Sudbury, ________.
QuebecOntarioBritish ColumbiaCanada

Question 8: The largest documented single crystals of biotite were~7 m2 sheets found in Iveland, ________.
PolandNorwayGermanyUnited States

Question 9: Biotite was named by J.F.L. Hausmann in 1847 in honour of the French physicist ________, who, in 1816, researched the optical properties of mica, discovering many unique properties.
Louis PasteurMathematicsJoseph Louis Gay-LussacJean-Baptiste Biot

Question 10: Like other ________ minerals, biotite has a highly perfect basal cleavage, and consists of flexible sheets, or lamellae, which easily flake off.
DickiteMicaSerpentine groupMuscovite


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