Geochemistry and Sr-Nd isotopic compositions of Permian ultramafic lamprophyres in the Reelfoot Rift – Rough Creek Graben, southern Illinois and northwestern Kentucky

Keyphrases

• Carbonate 100%
• Rift 100%
• Kentucky 100%
• Southern Illinois 100%
• Creek 100%
• Phlogopite 100%
• Sr-Nd Isotopic Compositions 100%
• Diatreme 100%
• Ultramafic Lamprophyre 100%
• Aluminum Oxide 50%
• Silica 50%
• Rutile 50%
• Perovskite 50%
• Lath 50%
• Apatite 50%
• Trace Elements 50%
• Pseudomorph 50%
• Labrador 50%
• Olivine 50%
• MgO-TiO2 50%
• SiO2-Al2O3 50%
• Diopside 50%
• Clast 50%
• Grove 50%
• Wildcat 50%
• Aging Model 50%
• Phosphorus Pentoxide 50%
• Sill 50%
• Sodium Oxide 50%
• Bulk Earth 50%
• Dike 50%
• Cottage 50%
• Major Element Composition 50%
• Lapilli 50%
• Omaha 50%
• Mantle Source 50%
• Amphibole 50%
• Scarlet 50%
• Depleted Mantle 50%
• Element Pattern 50%
• Breccia 50%
• Megacryst 50%
• Melilite 50%
• Geochemical Characteristics 50%
• Peridotite Source 50%
• MELAS 50%
• REE Fractionation 50%
• Carbonatite 50%
• Metasomatized Peridotite 50%
• Parental Melt 50%
• Aillikite 50%
• Primary Melt 50%
• REE Enrichment 50%
• Lamprophyre 50%
• Lithospheric Mantle Source 50%
• Rodinia Breakup 50%
• Clay Lick 50%
• Fe-Ti Spinel 50%
• Tuffisite 50%

Earth and Planetary Sciences

• Illinois 100%
• Geochemistry 100%
• Isotopic Composition 100%
• Kentucky 100%
• Permian 100%
• Lamprophyre 100%
• Mantle Source 66%
• Phlogopite 66%
• Diatreme 66%
• Rare Earth Element 66%
• Trace Element 33%
• Fractionation 33%
• Calcite 33%
• Pseudomorph 33%
• Diopside 33%
• Calcium Phosphate 33%
• Peridotite 33%
• Breccia 33%
• Rodinia 33%
• Amphibole 33%
• Megacryst 33%
• Melilite 33%
• Carbonatite 33%
• Perovskites 33%