MICA GROUP OF MINERALS . ( INTRO., MEMBER, STRUCTURE, PROPERTIES, USES )

1. MICA GROUP
OF
MINERALS
BY - GEOLOGICA

2. •Structure
•Occurance
•Properties & uses
•Members

3. BASAL CLEAVAGE
MONOCLINIC

4.  FLOGOPIITE [KMg3(AlSi3O10)(OH)2]
 ANNITE [KFe3(AlSi3O10)(OH)2]
 BIOTITE [K(Mg,Fe)3(AlSi3O10)(OH)2]
 MUSCOVITE [KAl2(AlSi3O10)(OH)2]
MEMBERS
OTHER MICAS –
LAPIDOLITE [K(Li-Al)2-3(AlSi3O10)(OH)2]
MARGERITE [CaAl2(Al2Si2O10)(OH)2]

5. FLOGOPITE ANNITE
MUSCOVITE
BIOTITE
MUSCIBILITY
GAP
Mg Fe
Al

6. STRUCTURE
STRONG BOND
STRONG BOND
WEAK BOND

7. OCCURANCE
•METAMORPHIC ROCKS
•INDIA IS THE LARGEST MICA
PRODUCING COUNTRY IN THE
WHOLE WORLD.
•KODARMA MICA BELT
•IGNEOUS ROCKS
•SEDIMENTRY ROCKS

8. PROPERTIES & USES
•DIELECTRIC
•ELASTIC
•LIGHT WEIGHT
•HEAT CONDUCTOR
•STABILITY IN HIGH TEMPERATURE
•HYDROPHILIC
•INERT

9. THANK YOU!

10. TO SEE THE
DESCRIPTIVE
VEDIO FOLLOW
THE LINC OF
DESCRIPTION