hints on crushed stone

I've got some blue lapus and malichite nugets (also some powdered copper and brass).

I'm been wanting to experiment with crushed stone on my turnings. Not having any pieces with some voids I can fill at this moment I was thinking of cutting a notch into a nearly finished piece and the gluing the stone or metal into the notch befor completing the turning.

I have a couple questions

1) How should I best get the stone or metal to stay in th notch that has been cut all the way around the turning?

2) with the stone, how do you sand it smooth? I'm thinking of over filling the notch with chushed stone and then using CA thin to glue it in leaving some obove the surface of the turning that will then be 'sanded' smooth and flush. I'm also assuming that trying to cut the stone with a chisel is a bad idea for the chisel and that it should be sanded

Reply to
william kossack
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============================================= temporary fixing with masking tape will allow it to dry ========================================

=============================== A good quality file will do a good job on softer stones and copper, brass, aluminum, etc. Use it to flatten the over filled area to near the finished level, then finish off with fine sandpaper on a craft stick (aka popsicle stick). 3M sells diamond "files" that work well for harder stones. They are available through jewelery supply places like Rio Grande, Fire Mountain, etc. If you try to sand all of it down, you'll probably also sand into the adjacent wood area. DON'T use a chisel unless it's one you don't like. {:-)

Ken Moon Webberville, TX

Reply to
Ken Moon

A neighbor came over and we tried to crush a piece of the blue lapus

I had a piece of 3 inch galvanized pipe with an endcap and a section of

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Reply to
william kossack

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