Table 3 Experimental conditions and crystallographic data for Leucite and KAlSiO4-O1 plus corundum Nist 676a: samples at 3 and 15 h of synthesis run 3.

From: Synthesis and Characterization of Leucite Using a Diatomite Precursor

sample

3 h, synthesis run 3 + 10% Corundum NIST 676a

15 h, synthesis run 3 + 10% Corundum NIST 676a

Wavelenght (Å)

1.5418

1.5418

No. of observation

2248

1589

R wp

0.13

0.14

R p

0.09

0.11

CHI2

1.51

2.18

% amorphous

5.40(11)

0.11(8)

% phase KAlSiO4-O1

15.95(14)

0

% phase leucite

78.65(15)

99.89(18)

Space group leucite

I41/a

I41/a

a (Å)

13.0712(51)

13.0614(18)

b (Å)

13.0715(16)

13.0671(38)

c (Å)

13.7511(17)

13.7544(16)

Space group KAlSiO4-O1

P21

/

a (Å)

15.6223(21)

/

b (Å)

9.0518(8)

/

c (Å)

8.5641(9)

/