Abrupt spatial and geochemical changes in lamprophyre magmatism related to Gondwana fragmentation prior, during and after opening of the Tasman Sea

Geo- og miljøvidenskab

• active margin 12%
• basin 4%
• continental crust 9%
• Cretaceous 13%
• dating 7%
• dike 69%
• dike swarm 23%
• emerald 13%
• emplacement 16%
• fragmentation 66%
• Gondwana 77%
• history 5%
• lamprophyre 100%
• magmatism 69%
• melt 13%
• metamorphism 8%
• normal fault 9%
• oceanic crust 9%
• plate boundary 10%
• province 17%
• reactivation 9%
• schist 19%
• sea 40%
• thinning 9%