Geoscience Reference
In-Depth Information
Table 4.2
(
cont
.)
Most recent
Long.
Lat.
activity (Ma)
Hotspot
Location
Age of crust
Tectonics
56
−
21
0.0
Reunion
Indian Ocean
64
Abandoned
(Fournaise)
Ridge-TF
64
−
20
1.5
Rodriguez
Indian Ocean
10.6
−
170
−
14
Samoa
SW Pacific
100
−
80
−
26
San Felix
SE Pacific
Tear
−
118
17
0.0
Shimada Smt.
N. Central Pacific
20
Isolated
0
−
52
Shona
S. Atlantic
Ridge
Ridge Jump
148
18
0.0
Societies
Mehetia
−
−
111
19
Socorro
E. Pacific
Abandoned
Ridge
−
10
17
13.0
St. Helena
C. Atlantic
41
Leaky FZ
−
−
78
39
0.0
St. Paul Island
Amsterdam
Indian Ocean
4
FZ
−
148
18
Tahiti
Mehetia
Societies
−
−
17
21
Tibesti, Chad
Africa
29
21
1.5
Trinidade/Marten
Off E. S. America
90
Edge
−
−
12
37
0.1
Tristan da Cunha
Walvis Ridge
S. Atlantic
Near Ridge
−
−
−
111
44
Yellowstone
NW USA
Edge Craton
Shallow
TJ
=
Triple junction.
TF
=
Transform fault.
FZ
=
Fracture zone.
RRR
=
Ridge TJ.
