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Cob: cast earth countertops??Charmaine R Taylor tms at northcoast.comWed Oct 17 11:41:40 CDT 2001
Jake said: the natural home magazine did an article highlighting a technique called cast earth. the material used was cob-like but was poured like concrete. Cast earth is a proprietary method for building, and the recipe is unknown to the public, it does include gypsum. but gypsum is not recommended in wet areas..like a bath or kitchen, especially a counter. It could be better to use lime and clay/earth with cement if needed. Plus, at a showcase kitchen store, ( I was lurking about for ideas only-no money leaves my pocket) I saw some great looking stone like countertops with a ragged lip..like broken stone..it was much prettier than a straight edge, and the jagged look is appealing in many ways for a more rustic, natural kitchen. Tufa Stone ( hyper tufa) which has become popular in the US is simply cement, sand and peat moss, mde to look like rugged old limestone, from the English limestone sinks...when the surface is sealed it can serve as counters too...so it's kind of a full circle..using real limestone, or making a Tufa stone counter, or a poured cement counter. Tufa Stone is much better in that the mix is doughy, like sculpting clay, and can be pressed into place..so you can make a slab and have some working time, not a wet, wet mix to deal with, and the edges can be roughed up and wire scrubbed to shape it/carve...so that's where I come from on the make-it-yourself-not rocket-science angle. I love the idea of the farm kitchen table for lots of work...but most people don't want to have little elbow room for working on a counter.. but if you don't HAVE all those plug ins, then snapping beans at the table is a good solution! Charmaine Taylor/ Taylor Publishing http://www.dirtcheapbuilder.com
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