Notes and Study material for Exams
Minerals Minerals are defined as solid, inorganic, naturally occurring substances with a definite chemical formula and general structure. Almost all chemical Elements in the Earth’s crust are associated with at least one mineral. They vary in color, hardness, density, crystal form, crystal size, transparency, composition, location, and abundance. Some minerals are radioactive (uranophane), while others … Read more
Metallic Minerals of Rajsthan Rajasthan ranks second only to Jharkhand in the availability of minerals and is blessed with 79 different minerals. Rajasthan has a monopoly in Non-Metallic Minerals ,while Rajasthan is not so rich in metallic minerals but the quality of metallic minerals available in the state is high. Iron Although Rajasthan is … Read more
Limestone M.P, Chattisgarh, Andhra Pradesh, Rajasthan Dolomite Orissa (Birmitrapur in Sundergarh District-largest in India), M.P & Chattisgarh Phosphate Rajasthan (Udaipur) Uttaranchal (Dehradun), M.P. (Jhabua), U.P. (Lalitpur) Kaolin Kerala is largest producer. Mica Andhra Pradesh, Jharkhand (Kodarma-Large) & Rajasthan Gypsum Rajasthan & J & K. Steatite Rajasthan. It is also called soapstone/ Potstone. Magnesite Tamil Nadu … Read more
Construction Materials and clays Construction material is any material used for construction purpose such as materials for house building. Wood, cement, aggregates, metals, bricks, concrete, clay are the most common type of building material used in construction. The choice of these are based on their cost effectiveness for building projects. Many naturally occurring substances, such … Read more
1.metalic Minerals Iron Although Rajasthan is not rich in Iron Ore deposits but the available deposits of iron ore are of high quality. Various iron ore fields of Rajasthan are as follows:- 1- North Eastern Fields:- It has following areas Morija-Banol Area in Amber tehsil of Jaipur Nimalo-Raisalo Area near Dausa Dabla-Singhana-Neem Ka Thana in Jhunjunu … Read more
Shales are fine-grained Sedimentary Rocks formed of organic-rich mud at the bottom of ancient seas.Subsequent sedimentation and the resultant heat and pressure transformed the mud into shale and also produced natural gas from the organic matter contained in it. Over long spans of geologic time, some of the gas migrated to adjacent sandstones and was trapped in … Read more
Mineral State Mines/Districts Coal Jharkhand Jharia, Bokaro, Giridh, karanpura, Ramgarh, Daltonganj, Aurangabad, Hutar, Deogarh, Rajmahal Orissa Talcher, Rampur M.P (Former) Central Indian Coalfields -Singrauli, Sohagpur, Johilla, Umaria Satupura Coalfields – Pench, Kanhan, Pathkhera North Chhattisgarh – Chirmiri-Kaurasia, Bisrampur, Jhillmili, Sonhat, Lakhanpur, Sendurgarh, lakhanpur-Ramkola South Chhattisgarh-Hasdo-Arand, Korba, Mand-Raigarh West Bengal Raniganj, Darjeeling Andhra Pr. Singareni, Kothgundam, … Read more
Inflation & Control Mechanism Inflation is a sustained increase in the general price level of goods and Services in an economy over a period of time. When the price level rises, each unit of currency buys fewer goods and services.It is the Percentage change in the value of the Wholesale Price Index (WPI) on a year-on … Read more
Rajasthan has a monopoly over the non-metallic mineral Resources. [su_heading size=”21″]Gypsum[/su_heading] Gypsum has great use in Fertilizers,plaster of paris,cement,paints and medicine. Deposits of Gypsum are found in the Paleochannels ie the riverbeds of ancient rivers. Different gypsum producing areas of state are:- Nagaur District … Read more
Rajasthan: Minerals Rajasthan enjoys a virtual monopoly in the production of minerals like wollastonite, lead, zinc, calcite, gypsum, rock phosphate, silver, marble, sandstone and serpentine (green marble). There are approximately 3,403 mining leases for Major Minerals and 11,861 minor leases and 18,249 quarry licenses in the State. Western Rajasthan has proven large deposits … Read more