Hardwicke's Science-gossip: An Illustrated Medium of Interchange and Gossip for Students and Lovers of Nature, 13. köideMordecai Cubitt Cooke, John Eller Taylor Robert Hardwicke, 1877 |
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Page 73
... Rock Crystal is very widely distributed , being found in rocks of all ages . The most beautiful and perfect specimens are usually obtained from large cavities or geodes in the older igneous rocks , and also from veins in these and other ...
... Rock Crystal is very widely distributed , being found in rocks of all ages . The most beautiful and perfect specimens are usually obtained from large cavities or geodes in the older igneous rocks , and also from veins in these and other ...
Page 170
... rocks , and even intruded as veins amongst the slates , so as to produce great meta- morphism in its immediate vicinity . It has burst through both Devonian rocks and Culm - measures , —a very significant fact , and one which ...
... rocks , and even intruded as veins amongst the slates , so as to produce great meta- morphism in its immediate vicinity . It has burst through both Devonian rocks and Culm - measures , —a very significant fact , and one which ...
Page 236
... rock salt existed in the variegated marls above the bunter rocks . This opinion has been found to be correct , for a bed of rock salt 40 feet in thickness has been perforated , as well as various smaller veins ; but the engineers find ...
... rock salt existed in the variegated marls above the bunter rocks . This opinion has been found to be correct , for a bed of rock salt 40 feet in thickness has been perforated , as well as various smaller veins ; but the engineers find ...
Contents
HALFHOURS AT THE SEASIDE or Recreations with Marine Objects | 45 |
THE AQUARIUM its Inhabitants Structure and Management Illustrated | 186 |
NOTES ON COLLECTING AND PRESERVING NATURAL HISTORY OBJECTS | 211 |
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abundant animals appearance aquarium balsam beautiful beetle birds bone botanists Botany branches British Cader Idris called Carboniferous cells chalk coast colour common correspondent covered Crinoids crustaceans crystals damar deposits Devonian diatoms Edusa eggs Encrinites exchange feet female Fenestella fenestrules fern fish flowers Foraminifera fossil fronds fungus garden genera genus geological give glass Greenland ground growing Guinea habits Hardwicke & Bogue Hyæna inch insects interesting islands known larvæ latter leaves Lepidoptera limestone living London male Microscopical Mistletoe mounted Natural History naturalists nearly nest North objects observed obtained paper peculiar Peregrine perhaps plant Polyzoa Professor quartz rare readers of SCIENCE-GOSSIP recent Red Grouse remarkable rocks says seals seen shales shells side Silurian slide Society species specimens stamens surface teeth tion trees Trilobites upper whale whilst Whin Sill wild wood young ZOOLOGY