![]() ![]() Physical Sciences - ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. ![]() High-temperature superconductivity - Unsolved problems in physics What causes superconductivity at temperatures above 50 kelvin? High temperature superconductors (abbreviated high Tc or HTS) are materials that have a superconducting transition temperature (Tc) above 30 K… … Wikipedia Ferromagnetism is the basic mechanism by which… … Wikipedia Ferromagnetism is the physical theory which explains how materials become magnets. Although this group of compounds has been recognized since 1995, interest in these… … WikipediaĬhalcogen - Group 16 Period 2 8 O 3 … Wikipediaįerromagnetism - Not to be confused with Ferrimagnetism for an overview see Magnetism A magnet made of alnico, an iron alloy. That explain mineralogical terms and other features used in webmineral.Oxypnictide - In chemistry, oxypnictides are a class of materials including oxygen, a pnictogen (group V, especially phosphorus and arsenic) and one or more other elements. Pronunciation, images, and java crystal forms, name origin, and chemicalĪ B C D E F G H I J K L M N O P Q R S T U V W Y X Z All The listings include synonyms, quick links to Mineral species by physical and optical properties and by calculated radioactivity. Nickel-Strunz system (courtesy of Jim Ferraiolo). Mineral species searchable by D 1, D 2, and D 3 diffraction spacing. Mineral species and other structures with crystal structure data using the The rotating form on your left isĪn actual java applet and not an animated GIF image. Paper crystal models (assembly required) of the crystal classes can be found here.ģD Crystal models of minerals use JAVA applets Of each class with all the minerals in that class. Along with this information are links to tables This section contains tutorials on the 36 crystal classes. Selected mineral definitions spanning the last century defining the mineral kingdom as matter other than that of the plant or animal kingdom. Mineral Element Composition Search - To Reset - Click Here Element 1 Wt % Element 1 Three options are provided: 1) Sorted by %, 2) Sorted by mineral name or 3) NewĬustom weight percent element search. Mineral species by chemical elements selectable from a php/MySQL database.Ī B C D E F G H I J K L M N O P Q R S T U V W X Y Z © Jeff Weissman / Photographic Guide to Mineral Species There also are extensive links to otherĮxternal sources of mineral data and information. Optical properties, Dana's New classification, Strunz classification, mineral Visit the " What'sĮach mineral has a page linked to tables devoted to crystallography, crystal structures, X-Ray powder diffraction, chemical composition, physical and and it contains 4,714 individual mineral species descriptions with links and aĬomprehensive image library. The Mineralogy Database was last updated on How do I enable Java if it's been blocked? How do I enable Java through the Control Panel? New, Enable Java applets (jPOWD, Krystal) using CheerpJ Applet Runner Plugin for Chrome Browser. ![]()
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