[DOC] [TLE] Jeopary Questions page 236 - LAKES & RIVERS - TriviaBistro.com [PAR] "C" IN SCIENCE: It's the name of a chemical substance made up of 2 or more 
elements ... SCIENCE: The Portland type of this substance is limestone & shale 
heated until almost fused, then ground ... SWITZERLAND: The Swiss gave the 
world of music this form of wordless singing that echoes through the hills. [DOC] [TLE] Chemistry - Ray Sahelian, M.D. [PAR] Cement Portland type of this substance is limestone & shale heated until almost 
fused, then ground. Coal The Greek & Latin words for this fuel were "anthrax"... [DOC] [TLE] Cement - AutoCWW2 [PAR] These substances ultimately crystallize and bind together the particles of sand or 
stone, which ... Portland cement is manufactured from lime-bearing materials, 
usually limestone, together with clays, shales, ... In the manufacture of cement the 
raw materials are ground together, the mixture is heated until it fuses into a 
clinker,... [DOC] [TLE] The Manufacture of Portland Cement - New Zealand Institute of ... [PAR] Portland cement (the only type of cement in common use today) is ... Limestone 
and a 'cement rock' such as clay or shale are quarried and brought to the ... The 
raw materials are then dried, heated and fed into a rotating kiln. .... together into a 
mill where the rock is ground until more than 85% of the material is less than. [DOC] [TLE] Field Tests for the Common Metals (Ninth Edition) - AZGS Document ... [PAR] Oil Shales Defined... ... ..... ............. . .... The oxidizing flame is hotter than the 
reducing, and the hottest part of ... mineral when it is heated on charcoal before 
the blowpipe. .... monia:; until a white precipitate begins to form or untU the solu- 
... Beginners practicing this test should use limestone, marble, ...... Cement (
Portland) . [DOC] [TLE] Chapter 4 Rocks and Minerals - Volcano World [PAR] Chapter 4 focuses on Rocks and Minerals, looking at types of rocks. ... The 
igneous rock then breaks apart over time through the process of weathering. ... 
Diagram 2 shows the limestone being heated by the magma and changing to the 
.... Quartz is a mineral made from one substance SiO2 (Silicon Oxide) that has a 
definite... [DOC] [TLE] How concrete is made - material, manufacture, making, how to make ... [PAR] These substances are then burned until they fuse together, and the resulting 
admixture, or clinker, is ground to form Portland cement. ... of a calcareous 
material (usually limestone) and of silica and alumina found as clay or shale. .... 
In calcining, the materials are heated to a high temperature but do not fuse 
together. [DOC] [TLE] Light Transmitting Cement  Design Life-Cycle [PAR] Portland cement is the most popular cement used for architectural purposes, 
which is also ... in several forms like, chalk, limestone and marl, all being 
ingredients in cement. ... in the earths crust, and is almost never found in its pure 
elemental form. ... The materials that remain after heating become a new 
substance: clinker. [DOC] [TLE] Quarry products of Iowa [PAR] Losses of heat in practice. .... dioxide of the limestone is almost entirely driven off, 
and the lime combines with the silica, ... Portland cement is produced by burning ,
a finely ground, arti- ..... Slate is, so far as origin is concerned, merely a form of 
shale' in which a ..... semi-fusion an intimate mixture of pulverized materials, this. [DOC] [TLE] Cement Raw Materials - British Geological Survey [PAR] main types of cement used for concrete (Table 1.1.1) and indicates the ... Cement 
clinker is manufactured by heating the blended and ground raw material (
typically limestone and clay or shale and other materials) to partial fusion. ... 
combustion chamber, the calcination process can almost be completed before 
the raw. [DOC] [TLE] Patent US6471767 - Process for recycling gypsum-based waste ... [PAR] Oct 29, 2002 ... A process for manufacturing portland cement using recycled gypsum, .... usually 
refers to a fine, powdery substance that

Question: The Portland type of this substance is limestone & shale heated until almost fused, then ground
Answer: cement