Category Archives: Asteroid Impacts

The Pacific Triangle Revisited, The Impact, The Wave

Posted on February 2, 2014 by gymnosperm

We have explored the Pacific Triangle and the Ring around Antarctica in prior posts. It just seems so outrageous that three spreading ridges would suddenly emerge from a single point in the Panthalassic Ocean 170 million years ago and begin migrating away in … Continue reading →

Posted in Asteroid Impacts, Geography, Geology, Pacific Triangle, Paleogeography, Plate Tectonics, Seafloor Isochrons | Tagged Seafloor Isochrons, Subduction | 4 Comments

Wild Idea #6743: Possible Impact Signatures in Seafloor Isochrons

Posted on June 22, 2013 by gymnosperm

Who knows from what depths the well of ideas flows? For me it is often during the liberation of rote manual work that frees some bandwidth while still requiring a minimal level of focus and blood flow to the brain. … Continue reading →

Posted in Asteroid Impacts, Geography, Geology, Magnetic Reversals, Paleogeography, Plate Tectonics, Seafloor Isochrons | Tagged Charybdis, Impact Signatures, magnetic stripes, Oceanic crust, Seafloor Isochrons | Leave a comment

Seafloor Isochrons Place a Hard Limit on Crustal Disintegration from the Chicxulub Impact

Posted on January 6, 2013 by gymnosperm

I always thought the entire form of the Gulf of Mexico might be the crater from the Chicxulub impact reputed to have wasted the dinosaurs. My imagination runs with that name. So much to work with. Chicxyclub…well, Club Med impact … Continue reading →