PPT-Introduction to Clay

Not Your Ordinary Mud What is Ceramics Objects made from any type of clay that is fired with the aid of heat Historical Ceramic Origins Dates back to when mankind first learned to control fire. 25 Clay Processing 11251 Process Description 14 Clay is defined as a natural earthy finegrained material largely of a group of crystalline hydrous silicate minerals known as clay minerals Clay Megan Holloway and . Brandy . White. Materials. Polymer Clay. Hobby Lobby. 12 pieces. $10.99. Ceramic Tool. Hobby Lobby. $2.77. Toothpicks. Walmart. $2.44. Elastic String. Hobby Lobby. $1.59. Motor Upgrade/Downgrade. WEDGING. Wedging. : . a . way of improving the workability of clay by reforming the mixture to make it homogeneous and even in texture while eliminating air bubbles. Wedging . is best achieved standing up!. A Cross Section Model. Solving the Diffusion Equation for Suction . Suction caused by negative pore pressure from evaporation. Start with clay of variable stress. Add flux from the top from evaporation. Pinch Pot. Coil Pot. Relief Tile. Slab Container with Lid. Sculpture. Clay Stamps. Salt and Pepper Shakers. Lantern . Pottery Wheel Projects. Uses and Sources of Clay. The most significant ceramic material is CLAY!. Visit to the potter’s house. Jer 18:1-4. 18:1 This is the word that came to Jeremiah from the LORD: 2 "Go down to the potter's house, and there . I . will give you my message(Reveal to me at my level). What is Clay?. Clay is a special type of MUD . . Clay is a natural occurring substance found in the earth.. Clay is made of very fine particles of dirt which float in a stream or river and then sink to the bottom, where they press on each other and stick together. You generally find clay along the banks of a river or stream.. Week 5, Friday; September 26, 2014. Kaolinite. http://. mineral.esci.umn.edu. /node/1182. Illite. http://. sunbio.my. /?. page_id. =121. Vermiculite. http://. www.vermiculite.org. /. what_is_vermiculite.php. Students will be able to recall and identify the stages of clay. .. Michael T. Schmidt,. Valdosta, GA . Physical Stages of Clay. GREENWARE refers to unfired objects. Clay bodies at this stage are in their most plastic form. They are soft and malleable. Hence they can be easily deformed by handling.. Clay – Decomposed Rock. Basically, clay is mud. Clay Mine. Clay drying. Prepared & processed clay. Powder & plastic. Different types of clay bodies. Earthenware. Terra Cotta. Stoneware. Bielinski M. . Santos. Gulf . Coast Research and Education Center. IFAS, . University. of Florida. Crop . Protectants. Reduce . transpiration. and . sun. . scalding. .. Based. . on. . calcium. carbonate, . 3 Properties that make up clay. 1. Plasticity (ability to form). 2. Porosity (ability to hold moisture). *Similar to a sponge. 3. Vitrify (ability to harden and keep its shape). 3 types of clay. Clay is characterized by it’s iron content (color), vitrification process, and firing temperature.. �� ��Smarter Balanced Mathematics Grade 5 Scoring Guide �� Grade 5 Mathematics Clay Pottery Performance Task 1 Which project needs the most clay? A. Small Pla . POTTERY- . Is a technique using clay to create symmetrical forms on a spinning wheel. . Clay. Clay is Soft and Flexible when Wet, Hard when Dry, and Permanent when Fired.. Ceramics. - is the Art of making something out of clay..