geology
Mapping at a Large Scale
Engineering geological mapping Large-scale maps are those devoted to the depiction of relatively small surface areas in great detail and range from about 1:1 000 […]
Remedial Works for Rock Falls
Rock Falls Natural or constructed rock slopes which are, on the scale of the total slope, inherently stable may, through a process of natural decay […]
The Effect of Excavation Technique on Slope Stability
Slope Stability The stability of a slope depends to a great extent upon discontinuities (Fig. 1). Even in a carefully excavated slope stress relief may […]
What Causes Color in Topaz?
Topaz is a silicate mineral of aluminium and fluorine with the chemical formula Al2SiO4(F,OH)2. Topaz crystallizes in the orthorhombic system, and its crystals are mostly […]
3D geological tour of the Guadalquivir basin using Google Earth
Google Earth A research team has developed a tool that allows a 3D journey in ten sites of geological and palaeontological interest in the Guadalquivir […]
Scientists gain supervolcano insights from Wyoming granite
Scientists gain supervolcano insights from Wyoming granite Geophysical monitoring of the ground above active supervolcano shows that it rises and falls as magma moves beneath […]
The largest gold nugget ever found In Alaska
The largest gold nugget ever found In Alaska It weighs a whopping 294.10 troy ounces (9.14 Kilograms, 20.16 pound), and was found near the town […]
Soil nailing
Soil nailing is a construction remedial measure to treat unstable natural soil slopes or as a construction technique that allows the safe over-steepening of new […]
Sedimentary Rocks Represent Past Environments
Distinguish among three broad categories of sedimentary environments and provide an example of each. List several sedimentary structures and explain why these features are useful […]