Rough treatment
Article Abstract:
General overview of the processes of common forms of gem treatment like heat-treating, irradiation and diffusion is given. Certain gem treatments are undertaken for the sole purpose of misrepresentation and any non-disclosure of gem treatment to the buyer is an unethical trade practice.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 2004
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Building a gem carving workshop
Article Abstract:
Beginning gem carvers should have a set of basic equipment such as a motorized belt-driven handpiece, diamond grinding burrs, a carving block and a handrest. Chairs and benches are also necessary together with an adequate air and water supply as well as a good lighting system.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 1995
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Creating a high polish in a gem carving
Article Abstract:
Step-by-step directions are offered for polishing a finished gem sculpture using prepared diamond paste and bristle brushes. The project requires advanced-level skills.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 2001
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