muscovite – מילון אנגלי-אנגלי
Muscovite
adj.
of or pertaining to Moscow (capital city of Russia; capital city of the former Soviet Union)
n.
resident of Moscow (capital city of Russia; capital city of the former Soviet Union)
Muscovite
Muscovite
Noun
1. a resident of Moscow
(hypernym) Russian
Adjective
1. of or relating to the residents of Moscow; "Muscovite street dealers"
(pertainym) Muscovite
muscovite
Noun
1. a colorless or pale brown mica with potassium
(hypernym) mica, isinglass
(hyponym) damourite
Muscovite
(n.)
Common potash mica. See Mica.
(n.)
A native or inhabitant of Muscovy or ancient Russia; hence, a Russian.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
Muscovite
General Information: Chemical Formula:KAl2(Si3Al)O10(OH,F)2
Composition:(Molecular Weight = 398.31 gm)
Potassium 9.82 %
K Aluminum 20.32 %
AlSilicon 21.15 %
SiHydrogen 0.51 %
H Oxygen 48.20 %
O Empirical Formula: KAl3Si3O10(OH)2
Environment:Granites and pegmatites.
IMA Status:Approved IMA 1959
Locality:Common world wide.
Name Origin:From Muscovy glass, alluding to the Russian province of Muscovy.
Physical Properties: Cleavage:[001] Perfect
Color:white, gray, silver white, brownish white, or greenish white.
Density:2.77 - 2.88, Average = 2.82
Diaphaniety:Transparent to translucent
Habits:Massive - Lamellar - Distinctly foliated fine-grained forms., Foliated - Two dimensional platy forms., Micaceous - Platy texture with "flexible" plates.
Hardness:2-2.5 - Gypsum-Finger Nail
Luminescence:None.
Luster:Vitreous (Glassy)
Streak:white
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