Glossary of Terms - B

Barrel polisher Used for cleaning and polishing metal or gemstones. Base metal A common and cheap metal, as opposed to precious metals such ...

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Glossary of Terms - A

Acetone A flammable liquid used as a thinner for setter's wax and to clean off pitch. Alloy A mixture of 2 or more metals. Aluminium A l...

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Tools etc.

Basic Tools Piercing saw Pliers - flat nose round nose Needle files Small vice Hammer Bench with pin Tin snips Safety goggles Useful...

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Mohs scale of hardness - extended

Mohs scale of hardness - extended Material Hardness Plastic 1 Graphite ...

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Mohs scale of hardness - metals

Mohs scale of hardness - metals Metal Hardness Lead 1½ Tin 1...

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Gemstone list

Gemstone list Name Other names Mohs hardness Agate   7 ...

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Comparative weights chart

Comparative weights chart - Copper Sterling Silver 9 ct Gold 14 ct Gold 1...

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