Elastic properties of Wadsleyite (
b-Mg2SiO4)|
Pressure |
Round-trip Travel Time |
Density |
Length |
Vp |
Vs |
Ks |
G |
||||||||
|
(GPa) |
tp (msec) |
ts (msec) |
(g/cm3) |
(mm) |
(km/sec) |
(km/sec) |
(GPa) |
(GPa) |
|||||||
|
0.00 |
0.3780 |
0.6460 |
3.440 |
1.805 |
9.550 |
5.5960 |
170.1 |
107.7 |
|||||||
|
1.20 |
0.3790 |
0.6414 |
3.465 |
1.801 |
9.502 |
5.6145 |
167.2 |
109.2 |
|||||||
|
2.41 |
0.3727 |
0.6356 |
3.490 |
1.796 |
9.640 |
5.6530 |
175.6 |
111.5 |
|||||||
|
3.55 |
0.3672 |
0.6303 |
3.512 |
1.793 |
9.762 |
5.6876 |
183.2 |
113.6 |
|||||||
|
4.73 |
0.3633 |
0.6253 |
3.535 |
1.789 |
9.848 |
5.7214 |
188.5 |
115.7 |
|||||||
|
5.74 |
0.3602 |
0.6212 |
3.554 |
1.786 |
9.914 |
5.7484 |
192.7 |
117.4 |
|||||||
|
6.60 |
0.3573 |
0.6180 |
3.570 |
1.783 |
9.979 |
5.7698 |
197.1 |
118.8 |
|||||||
|
8.31 |
0.3521 |
0.6121 |
3.601 |
1.778 |
10.097 |
5.8088 |
205.1 |
121.5 |
|||||||
|
9.07 |
0.3501 |
0.6097 |
3.614 |
1.776 |
10.144 |
5.8244 |
208.4 |
122.6 |
|||||||
|
9.76 |
0.3484 |
0.6076 |
3.626 |
1.774 |
10.181 |
5.8376 |
211.1 |
123.6 |
|||||||
|
10.39 |
0.3467 |
0.6059 |
3.637 |
1.772 |
10.220 |
5.8488 |
214.0 |
124.4 |
|||||||
|
10.96 |
0.3457 |
0.6044 |
3.647 |
1.770 |
10.242 |
5.8581 |
215.7 |
125.1 |
|||||||
|
11.89 |
0.3441 |
0.6021 |
3.662 |
1.768 |
10.274 |
5.8721 |
218.2 |
126.3 |
|||||||
|
12.57 |
0.3428 |
0.6005 |
3.674 |
1.766 |
10.302 |
5.8810 |
220.5 |
127.1 |
|||||||
|
Reference |
P range (GPa) |
K0 (GPa) |
K0' |
G0 (GPa) |
G0' |
|
This work
|
12.5 |
170 |
4.2 |
108 |
1.5 |
|
Gwanmesia et al. (1990) |
3.0 |
163 |
4.8 |
110 |
1.7 |
|
Sawamoto et al.(1984) |
Room |
177a |
-- |
112a |
-- |
a: Hashin-Shtrikman averages.