technically, the middle of middle is nothing (so no letter). “stet” is the letter T. Had I been asked the riddle I would have said “T.” During the search for a hard-to-find word. What is the riddle from Goblet of Fire? For those who are in need of a refresher,Read More →
The Great Unconformity of Powell in the Grand Canyon is a regional unconformity that separates the Tonto Group from the underlying, faulted and tilted sedimentary rocks of the Grand Canyon Supergroup and vertically foliated metamorphic and igneous rocks of the Vishnu Basement Rocks. What type of geological feature is theRead More →
LakeNet – Lakes. Lake Tana is the largest lake in Ethiopia and is the source of the Blue Nile, which flows to Khartoum, Sudan and beyond. There are 37 islands in the lake, upon which some 20 monasteries from the 16th and 17th century exist. How many islands are inRead More →
Most of the world’s finest scolecite specimens are found in the Tertiary Deccan Basalt near Nasik, Pune, in the state of Maharashtra, India. What type of rock is Mesolite? Mesolite is a tectosilicate mineral with formula Na2Ca2(Al2Si3O10)3·8H2O. It is a member of the zeolite group and is closely related toRead More →
The tower is made up of mostly hexagonal columns, but some have as few as four or as many as seven sides. Devils Tower was the first National Monument in the United States – declared as such in 1906 by President Teddy Roosevelt. … More than 150 rock climbing routesRead More →
Notable deposits exist in North Rhine–Westphalia, Ger.; Strontian, Scot.; and Strontium Hills, Calif., U.S. Strontianite is used in pyrotechnics to impart a red colour and in sugar refining as a clarifying agent. What is strontianite made up of? Computation of the analysis shows that the strontianite consists of 87 perRead More →
There is plenty of evidence of water on Mars’ surface in the distant past – about four billion years ago. At that time, liquid water flowed in great streams and stagnated in the form of pools or lakes, such as in the Jezero crater explored by the Perseverance rover, inRead More →
An intermediate texture with some crystal face-formation is termed subhedral. Crystals that grow from cooling liquid magma typically do not form smooth faces or sharp crystal outlines. As magma cools, the crystals grow and eventually touch each other, preventing crystal faces from forming properly or at all. What is euhedralRead More →
Tectonics (from Latin tectonicus; from Ancient Greek τεκτονικός (tektonikos) ‘pertaining to building’) are the processes that control the structure and properties of the Earth’s crust and its evolution through time. What does this mean for you tectonically? of or relating to building or construction; constructive; architectural. Geology. pertaining to theRead More →
14,000: Number of trees it took to build the ark. 1,500: Number of people the ark can hold. Does gopher wood exist today? It is also very likely that gopher wood doesn’t exist today. There is a large number of plants and trees that may have become extinct since theRead More →