Report on the Scientific Results of the Voyage of HMS Challenger. Deep Sea Deposits

abundant Algæ Alumina amorphous matter angular augite Blue Mud bottom brown carbonate of lime casts cent Coccoliths colour crystals diameter Diatoms dredge drying at 230 Echini spines Echinoderm Echinoderm fragments Fahr fathoms Brazier felspar Ferric oxide Foraminifera frag fragments of minerals Gasteropods glassy volcanic glauconite Globigerina Ooze Globigerinidæ Green Muds Heteropods hornblende hydrochloric acid ignition after drying insoluble in Hydrochloric iron Islands Lagenidæ Lamellibranchs lapilli large number layers Lituolidæ Loss on ignition Magnesia magnetite manganese grains manganese nodules mica microscopic Miliolidæ minute fragments nucleus ocean olivine Ostracodes Otoliths of fish palagonite pelagic pelagic Foraminifera peroxide phillipsite plagioclase Polyzoa Portion insoluble potash Pteropods pumice quantity quartz Radiolaria Red Clay Residue Rhabdoliths Rotalidæ sand shells siliceous organisms slightly coherent soluble sounding tube South Pacific specimens spherules Sponge spicules Station substance surface Textularidæ trace trawl vinulina vitreous volcanic glass VOLCANIC MUD zeolites وو