Table 3
(continued)
Stoichiometry
Li
l B
m H
n O
(l+3m+n)/
2
Name
Synth T(K)
Space group
Unit cell (Å or deg.)
X-ray T(K)
B-O (Å) ranges
Comments
l
m
n
Tetrahedral
Trigonal
Refs.
1
3
0
Lithium
triborate
melt
Pna21
8.447,7.3789,5.1408
298
1.4610–1.4872
1.3481–1.3967
B
3 O
3 unit [70], [71]
1107
Pna21
8.444,7.378,5.1416
293
1.4614–1.4847
[72]
3
1 1
0
“Li 2 B
8 O
13
”
873
P21
̸ c
17.7607,7.7737,9.6731
100.906
293
n/r
n/r
B
3 O
3 and B
5 O
6 units [58]
1273
P21
̸ a
9.766, 7.849, 17.899
1.464–1.496
1.345–1.412
[73]
1
5
2
573,
10 MPa
P21
̸ a
13.576,9.077,5.543,
91.47
293
1.445–1.492
1.346–1.382
B
5 O
6 unit [74]
116
C. C. Pye