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Roundness
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#	Item
21	ENVIRONMENTAL INTERPRETATION OF SAND GRAINS Purpose To interpret the environment of formation of sands by matching the characteristics of the sand to those of known environments. Instructions Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:20:13 Sedimentology Metrology Petrology Geomorphology Roundness Sandstone Sand Grain Sphericity Geology Sedimentary rocks Measurement
22	Sand and sandstones Describing sandstones A P F 5 min per sample a) Students describe the size, sorting, roundness and colour of a variety of sandstones both by examining the sandstone and by rubbing grains off and exami Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:20:01 Petrology Construction Architecture Crystallography Sedimentary rocks Sandstone Stone
23	DESERT SAND Purpose To explain why sand grains that have been transported by wind are generally better rounded than those transported by water. Instructions 1. Choose four pieces of broken brick or limestone and sketch o Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:19:32 Sedimentology Sand Geomorphology Paleogeography Roundness
24	FALLING GRAINS Purpose To determine the effect of size, density, roundness and sphericity on the speed of fall of grains in water. This information can help explain some of the thin layers of different types of grains in Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:19:33 Fimo Technology Sphericity Roundness Brassiere measurement Bucket Clamp Metrology Visual arts Arts and crafts
25	Pebbles, Conglomerates and breccias Sorting and describing pebbles A P 10 min Students are provided with 15 or so different pebbles. They must sort them in to groups but must be able to say what criteria they have used. Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:20:02 Petrology Metrology Igneous rocks Roundness Pebble Conglomerate Lithology Sphericity Breccia Geology Sedimentology Sedimentary rocks
26	Composition and texture of sediments Grain size A P 5 min Students are given 5 or so rocks ranging in grain size from conglomerates to shale and must put them in order of decreasing grain size. This helps students unders Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:20:00 Geomorphology Paleogeography Roundness Construction Sphericity Pebble Sorting Ball Sedimentology Metrology Geology
27	Microsoft WordPebbleDyke_Bx18 Surface FINAL.docx Add to Reading List Source URL: www.laconia.com.au Language: English - Date: 2014-07-30 20:07:41 Vein Porphyry copper deposit Ore Mineral exploration Roundness Geology Economic geology Breccia
28	F R A U N H O F E R I N S T I T U T E F O R L A S E R T E C H N O L O GY I L T PRESS RELEASE PRESS RELEASE April 28, 2014 \|\| Page 1 \| 3 Add to Reading List Source URL: www.ilt.fraunhofer.de Language: English - Date: 2015-05-16 08:38:18 Measurement Science Fraunhofer Society Laboratories Roundness Surface roughness Sensor Coordinate-measuring machine Measuring instruments Technology Metrology
29	THE POROSITY OF SEDIMENT Purpose To determine the porosity of loose sediment. To determine how grain size, sorting, roundness and sphericity affect porosity. Activity Add to Reading List Source URL: www.earth-science-activities.co.uk Language: English - Date: 2013-08-18 13:17:05 Laboratory glassware Petrology Sedimentary rocks Porosity Sorting Sphericity Sediment Graduated cylinder Roundness Geology Sedimentology Metrology
30 $Sedimentology / William C. Krumbein / Knowledge / Proppants and fracking fluids / Sphericity / Roundness / Gas / Parameter / Sand / Metrology / Geology / Measurement$	Analysis of Proppants The unique advantages of PartAn3D Image Add to Reading List Source URL: www.microtrac.com Language: English - Date: 2014-08-31 10:00:37 Sedimentology William C. Krumbein Knowledge Proppants and fracking fluids Sphericity Roundness Gas Parameter Sand Metrology Geology Measurement

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