Polishing Obsidian In A Tumbler
We always use TXP aluminum oxide polish when tumbling snowflake obsidian. It produces an excellent polish in six to seven days in rotary. ADVANCED Rock Tumbling Recipe: Snowflake Obsidian (1 to 2 inches) These pieces of snowflake obsidian are about 1 to. Polishing Rainbow Obsidian (video) Print; E-mail; Scott polishes a piece of rainbow obsidian and shares some of his tips for a good shine. This is our first-ever video! We thought we were just experimenting, but we ended up with something that others may find entertaining and educational. (Guest appearance. Polishing rocks is a satisfying hobby, but the use of a rock tumbler to achieve the polished result is surprisingly unnecessary. With a few simple materials and some elbow grease, even the most novice rock hound can create beautiful polished stones and gems from a jagged collection. Once you have the same surface everywhere with as high of a grit as you can find, it's time to polish. Buy a small amount of cerium or tin oxide and a piece of hard leather or canvas. Get the leather wet, mix a little water into some of the cerium oxide to make a paste. Then rub until your arm is about to fall off.
The gemstone Obsidian is a natural glass formed from volcanic activity in the same way as Granite. Obsidian is 35-80% Silica and is low in water content. It has been used in tool-making and jewelry-making for centuries . Its sources are the Caucasus Mountains, Georgia, Armenia and Russia.
Below are images showing rough snowflake Obsidian being cut and polished into beautiful gemstones.
How to Select Obsidian Rough
It is best to choose a piece of Obsidian rough with the least amount of cracks and visible lines. Sometimes Obsidian may crack whilst cutting along cracks. We selected a large piece to start with and cut it in half.
The best saw to use to cut or slice Obsidian is a Diamond Saw. Obsidian is easy to saw and makes the ideal stone to cut and polish. Always wear a protective mask when working with Obsidian Rough as the silica can be harmful to your health.
Always have plenty of water running over the saw blade orpolishing wheel as Obsidian, this will minimise the amount of silica dust rising into the air and being inhaled.
We used a 6 inch saw blade with 0.18 grit and 3 polishing wheels which were Diamond impregnated from 180,240 to 400 grit, then a final polish.
Obsidian is also fun to carve. Use a Dremel drill with diamondtip drill bits. They are the best and then polish with final laps or on pig skin or polish clothes.
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The gemstone Obsidian is a natural glass formed from volcanic activity in the same way as Granite. Obsidian is 35-80% Silica and is low in water content. It has been used in tool-making and jewelry-making for centuries . Its sources are the Caucasus Mountains, Georgia, Armenia and Russia.
Below are images showing rough snowflake Obsidian being cut and polished into beautiful gemstones.
How to Select Obsidian Rough
It is best to choose a piece of Obsidian rough with the least amount of cracks and visible lines. Sometimes Obsidian may crack whilst cutting along cracks. We selected a large piece to start with and cut it in half.
The best saw to use to cut or slice Obsidian is a Diamond Saw. Obsidian is easy to saw and makes the ideal stone to cut and polish. Always wear a protective mask when working with Obsidian Rough as the silica can be harmful to your health.
Always have plenty of water running over the saw blade orpolishing wheel as Obsidian, this will minimise the amount of silica dust rising into the air and being inhaled.
We used a 6 inch saw blade with 0.18 grit and 3 polishing wheels which were Diamond impregnated from 180,240 to 400 grit, then a final polish.
Obsidian is also fun to carve. Use a Dremel drill with diamondtip drill bits. They are the best and then polish with final laps or on pig skin or polish clothes.
Polishing Obsidian Rock With Dremel
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How To Cut Obsidian
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