How To Use chert In A Sentence
- And the great Maggie Smith, as a dotty old dame named Mrs. Docherty, grabs her moment of unglory by sitting on a pad of cowflop that goes squish. 'Last Dancer': Ultimately on Point
- He practiced for weeks," said Scott Lechert, 50, an instructional designer, who along with his partner, Paul Kelly, 55, a physical therapist, adopted Dru from a Romanian orphanage in Sweetness & Light
- This smoke or flame, perhaps, would be the better word for it was so bright that the deep blue sky overhead and the hazy stretches of brown common towards Chertsey, set with black pine trees, seemed to darken abruptly as these puffs arose, and to remain the darker after their dispersal. The War of The Worlds
- And on television bulletins, viewers were first treated to how England rugby union had caned Canada which was about as exciting a tussle as Chelsea taking on Chertsey in football.
- Both the sandstone and andesite show strong quartz and chert veining and carry disseminated pyrite.
- The Lake Superior iron formations now consist near the surface mainly of interbanded quartz (or chert) and hematite, called _jasper_ or _ferruginous chert_ or _taconite_. The Economic Aspect of Geology
- The association of the cherts with carbonaceous sandstones and lacustrine shales in the Rhynie Cherts Unit indicates sinter deposition interrupted alluvial floodplain sedimentation of mud and sand.
- Silica precipitated from aqueous solution at low temperatures gives cryptocrystalline varieties such as opal, jasper, chalcedony, agate, carnelian, onyx, flint, and chert.
- Chert fragments are likely to be polycyclic but originally derived from obducted deep-sea strata.
- Older Palaeozoic rocks are represented by greenish grey slates from the sides of the Beardmore glacier and by radiolarian cherts; but the most widespread of the sedimentary rocks occurring in vast beds in the mountain faces is that named by Ferrar the Beacon sandstones, which in the far south Shackleton found to be banded with seams of shale and coal amongst which a fossil occurred which has been identified as coniferous wood and suggests that the place of the formation is Lower Carboniferous or perhaps Upper Devonian. Perspective of Antarctica in 1911
