Questions tagged [lapidary]

Cutting, shaping, setting, polishing, or otherwise working with stones, gems, glass, or other minerals.

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3
votes
1answer
242 views

Polishing a scratched Ruby

A friend of mine has scratched her Ruby with another of the same gemstone. The scratch is little, and just on the surface. Is there any way to restore the polish? The ruby is smooth, similar to the ...
6
votes
3answers
2k views

How can I cut gemstones in half without a lapidary saw?

I'm looking for ideas on how to cut small raw gemstones (1" or less in diameter) in half without damaging the crystals and preferably without spending hundreds on a lapidary saw. I've been told tile ...
5
votes
3answers
115 views

How can I make this pendant vertical?

(See related question here.) I was given a necklace with a cute geode pendant. Love the color, but I don't like that the stone is horizontal instead of vertical. The chain connects to two embedded ...
9
votes
1answer
149 views

How can I stabilize flowering tube onyx?

I've got some rough flowering tube onyx. The material is beautiful, with fantastic patterns, and I'd like to slab it and cab it. However, like most specimens of this type, the material has a lot of ...
5
votes
1answer
143 views

What is the purpose of an abrader in flint knapping?

I'm trying to learn flint knapping, and I keep seeing references to abrading the edge while working the material. What is the purpose of doing this? How do I know when an edge should be abraded, and ...
3
votes
2answers
59 views

Can I make doublets with a Genie and a trim saw?

I've never made doublets before, but I'd like to try. My concern is that I don't have a flat lap. I only have a trim saw, and a 6-wheel Diamond Pacific Genie. Is it possible to attach the dome to a ...
7
votes
3answers
185 views

How can I dop opal for cabbing?

I have some small pieces of Australian lightning ridge opal I'd like to make into cabochons. Normally, I'd use jeweler's wax from my electronic dop pot, but I've heard that opal is very heat ...