Uraninite, 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 …

晶質鈾礦 （英語： Uraninite），曾被稱為 瀝青鈾礦 （英語： Pitchblende），是一种 放射性 的，富含 铀 的 矿石，主要成分为 UO 2，同时因氧化含有不同比例的 U 3 O 8。 鈾的 放射性衰 …

Uraninite, 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 …

uraninite /jʊˈrænɪˌnaɪt/ 1.N a blackish heavy radioactive mineral consisting of uranium oxide in cubic crystalline form together with radium, lead, helium, etc: occurs in coarse granite. …

Uraninite, 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 …

2023年5月18日 · 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 …

Uraninite (ideally UO 2) is the main ore mineral in the uranium deposits of Finland. Uranium mineralization types can be divided into two main categories according to uraninite …

2020年6月26日 · 晶质铀矿uraninite的理想化学成分为UO2，化学成分为U4+mUn6+O2m+3n。 晶体属等轴晶系的氧化物矿物。 晶质铀矿具有强放射性。

2019年2月5日 · 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 …

A REE-bearing variety of uraninite. Presence of (Y,Ce,etc.) 2 O 3 extends to at least 10%. Pitchblende: A massive, often globular, possibly impure, variety of Uraninite. Sooty Uraninite: …