Fungi active in weathering of rock and stone monuments Fungal colonization of sandstone and granite from Antarctica was studied. Granite from a church, sandstones from a monument and a courthouse in Germany, gl... P Hirsch,FEW Eckhardt,Palmer Jr., R. J. - 《Canadian Journal of Botany》 被...
which are from the same scanning section of a sandstone sample at the four different stress steps,are used to analyze the CT number distribution.The analytical results show that there is the small offset between CT images,which is the reason that the half-white black circle phenomenon can be ...
Recharge to the Dakota Sandstone from outcrops in the Black Hills, South Dakotadoi:10.1016/0148-9062(75)90808-6SDOSInternational Journal of Rock Mechanics & Mining Sciences & Geomechanics Abstracts
which were more tolerant of stressful environment.Then the producers were under huge stagnation in the H.parvus-I.isarcica zone.The values of quantitative calculation of the primary productivity from the black rock series in the Dalong Formation were very high,corresponding to that of an upwelling...
PALEOMAGNETISM OF THE FURNACE CREEK FORMATION IN ZABRISKIE WASH, DEATH VALLEY, CALIFORNIA The late Miocene to early Pleistocene Furnace Creek Formation in Death Valley, CA, is interbedded conglomerate, sandstone, siltstone, and mudstone that str... JC Liddicoat 被引量: 0发表: 0年 加载更多来源...
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Franzoni and Sassoni tested several limestone, sandstone and marble specimens in a simulated acid rain test [17]. It was shown that moisture change that occurs under cyclic wetting and drying can weaken the overlying rock by expansion and contraction. Water is a good solvent and principal agent...
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