Visual core descriptions vcds are presented in pdf files for each site. A new geochemical record from the paaleolake santiaguillo documents the hydrological variability of sub. Jose luis punzo diaz, juan rodrigo esparza lopez, galia gonzalez hernandez, ana maria soler arechalde iii. Proxy records of runoff, lake water salinity and aeolian activity, reconstructed by analyzing the concentrations of ti, ca and zrti in the sediments of palaeolake las cruces, provide information about millennialscale summer season palaeohydrological changes at the southern margin of chihuahua desert over the last 8. Facebook gives people the power to share and makes the world more open and connected. Magnetic mineral diagenesis in anoxic laminated sediments from. Crater chicxulub ligia perez cruz, unica mujer mexicana. Coercivity and vector magnetization analysis of obsidian samples from the transmexican volcanic belt. Pdf discovery and focused study of the chicxulub impact crater. Peering inside the peak ring of the chicxulub impact craterits. Micromagnetic and microstructural analyses in chondrules. A record of holocene summerseason palaeohydrological. Magnetic features of marine black turtle natal beaches and implications for nest selection.
Join facebook to connect with ligia perez cruz and others you may know. Pdf three decades ago, a landmark paper by alvarez et al. Ligia perez cruz, union geofisica mexicana sesiones regulares arqueometria ar organizadores. The chicxulub multiring impact crater, yucatan carbonate platform.
Buried impact basins, the evolution of planetary surfaces and the chicxulub multiring crater. The formation of peak rings in large impact craters science. Magnetic mineral diagenesis in anoxic laminated sediments from the southern gulf of california. This note presents initial results of a paleomagnetic study of obsidian from twenty localities in the eastern, central and western sectors of the transmexican volcanic belt in central mexico. The chicxulub impact crater, known for its link to the demise of the dinosaurs, also provides an opportunity to study rocks from a large impact structure. Jaime urrutia fucugauchi, antonio camargozanoguera, ligia perezcruz and guillermo. Coercivity and vector magnetization analysis of obsidian. International ocean discovery program expedition 364. The chicxulub multiring impact crater, yucatan carbonate.
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