Notes and Study material for Exams
Minerals of Haryana A host of mineral occurrences have enriched the state of Haryana. The minerals occurring in this state are primarily china clay, limestone, dolomite, quartz/ silica sand, quartzite, slate. Other minerals, such as, barytes, calcite, feldspar, marble, copper, tin and tungsten are noteworthy. Among building stones, granite, slate, marble, quartzite and sandstone are … Read more
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
The state of Karnataka is abundant in mineral Resources. It is said to be one of the most mineral rich states of India. The mineral belt covers an area of 1.92 lakh sq.km including 29 districts of the state. Karnataka is also endowed with the green stone belt with valuable mineral resources such as gold, silver, copper, iron-Ore, manganese, limestone, dolomite, asbestos, … Read more
Mineral Resources contain rocks – quartzite ,marble, and various types of schist and gnesiss.the southern division contains rocks such as gneiss , limestone,phyllites,quartzite,sericite-biotite schist and slate. Some of the important Minerals of uttarakhand : Asbestos Copper Graphite Lead Building stone Magnestic Iron Gold Slate Sulphur … Read more
Minerals of Madhya Pradesh:- Minerals in Madhya Pradesh occur in abundance in its several districts. In terms of the mineral production the state ranks third next only to Jharkhand and Chhatisgarh. The state of Madhya is said to have a favourable geotectonic setting that accommodates every episode of mineralisation the earth has experienced. It includes … 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
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
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
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
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