Uraninite - Wikipedia
WEBUraninite, also known as pitchblende, is a radioactive, uranium-rich mineral and ore with a chemical composition that is largely UO 2 but because of oxidation typically contains variable proportions of U 3 O 8.
Uraninite: A radioactive mineral and ore of uranium - Geology.com
WEBUraninite, also known as pitchblende, is a radioactive mineral and the most important ore of uranium. We have uraninite photos, physical properties, and information about geologic occurrence, alteration products, and the role of uraninite in the discovery of radioactivity.
What Is Pitchblende? (Uraninite) - ThoughtCo
WEBFeb 5, 2019 · Pitchblende, also known by the name uraninite, is a mineral comprised mainly of oxides of the element uranium, UO 2, and UO 3. It is the primary ore of uranium. The mineral is black in color, like 'pitch'.
Pitchblende | Radioactive, Uranium, Thorium | Britannica
WEBPitchblende, amorphous, black, pitchy form of the crystalline uranium oxide mineral uraninite (q.v.); it is one of the primary mineral ores of uranium, containing 50–80 percent of that element. Three chemical elements were first discovered in pitchblende: uranium by the German chemist Martin.
Uraninite | Radioactive Ore, Uranium Ore, Mineral | Britannica
WEBUraninite, a major ore mineral of uranium, uranium dioxide (UO2). Uraninite usually forms black, gray, or brown crystals that are moderately hard and generally opaque. A variety of uraninite ore that is dense and found in granular masses with a …
Uraninite | Properties, Formation, Occurrence - Geology Science
WEBMay 18, 2023 · Uraninite. Uraninite is a mineral that is primarily composed of uranium oxide. It is a significant ore of uranium, which is an important element used for nuclear power generation and in the production of nuclear weapons. Uraninite is known for its distinctive black color and high uranium content.
Uranium (U) Ore | Minerals, Formation, Occurrence, Deposits
WEBApr 23, 2023 · Uranium ore refers to naturally occurring rock or mineral deposits that contain a sufficient concentration of uranium, a radioactive element, to make its extraction economically viable. Uranium is a relatively rare element and is typically found in trace amounts in the Earth's crust.
Uraninite Mineral Data
WEBWeight of pure Uraninite in grams (gm) and Calculated Diameter of a Sphere with a Density of 10.97 gm/cc.* Goverment Estimate of Average Annual Exposure ( 360 mRem ) ** Note: 10 microsieverts/hr = 1 mRem/hr **
Uraninite: Mineral information, data and localities. - mindat.org
WEBFormula: UO2. Colour: Black, brownish-black, greyish, greenish; green-gray (thin fragments) Lustre: Greasy, Sub-Metallic, Dull. Hardness: 5 - 6. Specific Gravity: 10.63 - 10.95. Crystal System: Isometric. Member of: Uraninite Group. Name: Renamed in 1845 by Wilhelm Karl von Haidinger for its composition containing uranium.
Uraninite - an overview | ScienceDirect Topics
WEBUraninite (ideally UO2) is the main ore mineral in the uranium deposits of Finland. Uranium mineralization types can be divided into two main categories according to uraninite characteristics: magmatic and hydrothermal.