What processes must a stone undergo if it is to be made ready for use in jewelry?

well since it won't let me post the link ill tell you the steps.

look up "how to cut and polish a gem" the click on the 2nd link from the top on that page there should be text and a few pictures of gems
i hope it helps

To prepare a stone for use in jewelry, it needs to go through several processes. Here's a general outline of the steps involved:

1. Extraction: The stone is first extracted from a mine or quarry. This involves removing it from the natural environment in which it was formed.

2. Sorting: Once extracted, the stones are sorted based on their quality, size, and color. They may be separated into different categories depending on the intended use.

3. Cutting and Shaping: The next step is cutting and shaping the stone. Skilled lapidaries use various tools and techniques to create the desired shape, such as faceting, carving, or cabochon forming. This process brings out the stone's beauty and enhances its potential for use in jewelry.

4. Grinding and Polishing: After the initial shaping, the stone goes through grinding and polishing to achieve a smooth and shiny surface. This is often done using specialized abrasives and polishing compounds.

5. Cleaning: Once the stone is cut and polished, it needs to be thoroughly cleaned to remove any dirt, dust, or debris. This can be done using mild soapy water and a soft brush to avoid damaging the stone.

6. Setting: Finally, the stone is set into the jewelry piece, such as a ring, pendant, or necklace. This can be done by skilled jewelers who use various setting techniques, including prong setting, bezel setting, or channel setting, to securely hold the stone in place.

It's important to note that the specific processes and techniques involved may vary depending on the type of stone, its hardness, and the desired jewelry design. Working with a professional jeweler or lapidary is recommended to ensure the stone is properly prepared and crafted into beautiful jewelry.