Macquarie island and the cause of oceanic linear magnetic anomalies.
Macquarie Islands is formed of probably Pliocene oceanic crust. Intruded into pillow lavas is a belt of harzburgite and layered gabbro mnasses cut by dike swarms. Similar belt-like structures may cause the linear magnetic anomalies of the ocean.
Varne
R
R
Gee
R D
RD
Quilty
P G
PG