This is an overview of the steps, techniques, and tools for cutting a fantasy gemstone. To demonstrate the procedure for beginners, I chose a very flawed ametrine from my junk rough box. Since it’s a relatively large stone, I hope the facets and carvings are easy to identify in the pictures.
The first part of the fantasy cutting process is to cut a finished stone. The second part is to carve it. Typically, freeforms are used. Although the stone is a freeform, the techniques are the same as faceting any other stone.
Cutting A Fantasy Gemstone Pavilion
Start with the pavilion.
Determine where the table will be placed and grind a flat for dopping as shown below.
It’s nice to note that most fantasy gemstones are freeforms. This allows you to use all your rough and maximize yield. In this case, I used…