Obsidian - black silica-rich volcanic rock formed by rapidly-cooled viscous lava. Hand made spearhead (modern)

---

Size: 3700px × 2457px
Photo credit: © PjrStudio / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: arrow, arrowhead, arrowheads, black, glass, hand-, head, knapped, knapping, mexican, obsidian, rock, skill, spear, spearhead, stone, tool, translucent, volcanic, volcano, weapon