L1 /
7
CH1012
NETWORK SOLIDS II
at high T, P
® Borazon (abrasive)
both radar invisible!
® Borazon (abrasive)
both radar invisible!
Sheet
(Layer) Silicates [Si4O10]4-
O / Si ratio = 2.5: 1
oxygens of SiO44-
2 shared, 2 bridging
eg. Mica (muscovite)
KAl2[AlSi3O10(OH)2]
O / Si ratio = 2.5: 1
oxygens of SiO44-
2 shared, 2 bridging
eg. Mica (muscovite)
KAl2[AlSi3O10(OH)2]
Silica = hard,
insulator. SiO2 quartz.
insulator. SiO2 quartz.
Boron Nitride BN
