4 ms·

apparently yes. Broken glass (which obsidian is, a volcanic glass) have edges a few atoms wide beating anything manmade.

• progbits 2y ago
  Yes but it is not very durable and the blade dulls quickly, hence all the effort on fancy steel blades.
  • _a_a_a_ 2y ago
    They are fragile I've heard, and quite likely they dull quickly (don't know), but I'm not saying they're 'better' than steel; it's not a competition. Horses/courses.