00 Maxace Knives Obsidian-S Butterfly Knife Satin Spear Point / Bowie. These small round nuggets of obsidian may have a grayish-white perlite matrix. OLITANS T010 Folding Scalpel Titanium Alloy EDC Outdoor Unpacking Pocket Knife. If you have been to a crystal store or a natural science museum with a gift shop, you might have seen stones that you can buy called “ Apache tears”. I recently came across this article on the use of obsidian scalpels in surgery: How Stone Age blades are still cutting it in modern surgery. Obsidian is also a reasonably popular gemstone featured in different jewelry pieces. It creates cleaner cuts and causes less damage to the surrounding tissue than almost any other blade we are able to fabricate. I recently came across this article on the use of obsidian scalpels in surgery: How Stone Age blades are still cutting it in modern surgery. procedures, evolved into knives used for basic procedures.4 Excavations of archaeological sites dating to the Paleolithic and Neolithic periods revealed knives for surgical use as early as 10,0008,000 BC.5 Blades were initially composed of flint, jade, and obsidian, with specific pieces chosen for their sharp edges. This delicate and incredibly sharp nature of obsidian is therefore sometimes used for scalpel blades by surgeons.

A standard household razor blade has a fineness measurement of between 300 to 600 angstroms, and an obsidian blade, in contrast, has a measurement of just 30 angstroms. Today, some knives are still made with obsidian blades because the cutting edge can be almost five times sharper than highly refined steel. Slice safety blades are made of 100 zirconium oxide, an advanced ceramic: its important to understand that not all ceramic blades are created equal.

Obsidian scalpel blades