[DOC] [TLE] Feldspar | Minerals Education Coalition [PAR] Feldspar is the name given to a group of minerals distinguished by the presence of alumina and silica (SiO2) in their chemistry. This group includes aluminum silicates of soda, potassium, or lime. It is the single most abundant mineral group on Earth. [DOC] [TLE] K-Feldspar and Plagioclase Feldspar [PAR] Feldspars have two cleavage planes that intersect at 90. Fragments of pure 
feldspar crystals thus tend to form rectangular blocks with irregular ends. 
Feldspars... [DOC] [TLE] University of Minnesota's Mineral Pages: Potassium Feldspar [PAR] Over half the Earth's crust is composed of a single group of minerals known as 
the feldspars. Feldspars are an important component of many building stones, 
but... [DOC] [TLE] feldspar - Chemical composition | mineral | Britannica.com [PAR] All the rock-forming feldspars are aluminosilicate minerals with the general 
formula AT 4O 8 in which A = potassium, sodium, or calcium (Ca); and T = silicon 
(Si)... [DOC] [TLE] What is Feldspar? - Quatr.us [PAR] October 2016 - Feldspar is a very common igneous rock - more than half of the 
Earth's crust is made of feldspar. When molecules of aluminum, silica and oxygen
... [DOC] [TLE] Feldspar | IMA Europe [PAR] Feldspar. Most of the products we use every day are made with Feldspar, the 
most abundant group of minerals in the earth's crust. Feldspars have both alkali... [DOC] [TLE] Feldspar - Sandatlas [PAR] Feldspar is the most abundant mineral group in the Earth's crust. There are more 
feldspars (60%) than all the other minerals combined in the outer (13-17) km of... [DOC] [TLE] USGS Minerals Information: Feldspar [PAR] Statistics and information on the worldwide supply, demand, and flow of feldspar. [DOC] [TLE] Feldspar | Define Feldspar at Dictionary.com [PAR] Feldspar definition, any of a group of minerals, principally aluminosilicates of 
potassium, sodium, and calcium, characterized by two cleavages at nearly right... [DOC] [TLE] Feldspar - Rock Library | Imperial College London [PAR] There are two chemical groups of feldspar: (1) alkali feldspars, which form a solid 
solution series between Na and K-rich endmembers and (2) plagioclase... [DOC] [TLE] Potash Feldspar - Digitalfire [PAR] One of the most important materials for medium and high temperature ceramic 
glazes. Potash feldspars are often not as pure and white as soda spars. [DOC] [TLE] Bob's Rock Shop: Feldspar [PAR] The word feldspar literally translates to: feld, meaning field, and spar, meaning "
easily cleaved material". It refers to any of several crystalline aluminosilicate... [DOC] [TLE] Feldspar - Encyclopedia of Earth [PAR] Jan 22, 2008 ... Background Feldspar is the mineral name given to a group of minerals 
distinguished by the presence of aluminum (Al) and the silica ion (SiO4)... [DOC] [TLE] Feldspar | Facebook [PAR] http://www.feldsparmusic.co.uk/. [DOC] [TLE] Feldspar | Earth Sciences Museum - University of Waterloo [PAR] Back to Rocks and Minerals Articles Kathy Feick x Al(Al,Si)3O8 (x can be 
sodium and/or calcium and/or potassium) Feldspar was officially given its name 
by... [DOC] [TLE] Orthoclase Feldspar Data - University of Wisconsin-Milwaukee [PAR] Orthoclase feldspar is a potassium aluminum silicate, and is commonly called "
potassium feldspar" or simply "K-spar," given that the chemical symbol for... [DOC] [TLE] The Origin Of Geological Terms: Feldspar - Forbes [PAR] Jan 31, 2016 ... Feldspars are the most common minerals on Earth - but where does the name 
come from? [DOC] [TLE] Feldspar  GitHub [PAR] feldspar-language. The goal of the Feldspar project is to define a high-level 
language that allows description of high-performance digital signal processing... [DOC] [TLE] Foreman Feldspar - NPC - World of Warcraft - Wowhead [PAR] The Blackrock clan's unique ability to smelt the black ore, a substance so dense 
that ordinary flame does not even soften it, has always been their most... [DOC] [TLE] Feldspars Used in Ceramic Glazes and Clay Making | Ceramic Arts ... [PAR] Apr 16, 2009 ... Feldspars are important ingredients in clay bodies and glazes. In both 
applications, their primary function is to supply fluxes to the

Question: Feldspar
Answer: mineral