) , - .

22. ,

-

, Ǻ

α = 4,770,02

b = 10,280,02

c = 6,040,01

α = 4,690,065

b = 10,2300,03

c = 5,9830,01

α = 4,764,77

b = 10,2110,22

c = 5,996,00

α = 4,753

b = 10,21

c = 6,001

α = 4,757

b = 10,220

c = 5,99

α = 4,761

b = 10,220

c = 6,01

α = 4,761

b = 10,219

c = 5,992

Ng = 1,6830,001

Np = 1,6480,001

Ng = 1,671

Np = 1,652

Ng = 1,689

Np = 1,652

6%

Si, Mg, Fe, Al

, (1958, 1961)

, 1959

Harris, 1968

. . .

..

... ,

1967

(010) (111) ; [101] [101] . (010) [101], , , . (Hartman, 1954) , , , [001] , [101], . . . - . . - : ) (001) (001) , [001] [101] ; ) (001) (100) , [001] [011] .