 | | Report (issue) | | xenoliths . 61 Jane E. Nielson and Jay S. Noller Kimberlite-transported nodules from Colorado- Wyoming; A...relationship . 91 James K. Meen Magma mixing and kimberlite genesis; Mineralogic, petrologic, and trace element...Breccia, southeast Kalimantan, Indonesia: Intrusive kimberlite breccia or sedimentary conglomerate? . S. C....A note on newly discovered kimberlites in Riley County, Kansas William L. Mansker, Bill D. Richards, and...petrography of the Twin Knobs ttl lamproite, Pike County, Arkansas . 205 Michael A. Waldman, Tom E. McCandless |  | | Journal (issue) | | barite mineralisation in the Magnesian Limestone o f County D u r h a m . J . G. Mitchell, P. N. Rands & P...h i n sections showed that the 'chloritized' vermiculite was composed o f particles w h i c h d i ff e...kaolinitic minerals, micas more or less degraded to vermiculite, and variable quantities of gibbsitc, quartz...mineral, here most frequently smectite but locally vermiculite, was identified in all samples. This long-spacing...s o l v e d l e p i d o c r o c i t e a n d vermiculite, b u t o n l y p a r t l y h e m a t i t e , |
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