ULTRA THIN 1-3/8" PETRIFIED WOOD JACKS REEF CORNER NOTCHED OHIO ARROWHEAD For Sale

1-3/8" JACKS REEF CORNER NOTCHED - ULTRA THIN PENTAGONAL FORM WITH HIGH-QUALITY WORKMANSHIP FROM PETRIFIED WOOD. REDUCED FROM IT'S ORIGINAL SIZE BY ANCIENT RESHARPENINGS WHICH ALSO EXHAUSTED ONE BARB. RECOVERED NEAR LANCASTER IN FAIRFIELD COUNTY, OHIO -LATE WOODLAND TO MISSISSIPPIAN, 1500 - 1000 B.P.
Ohio Petrified Wood

• Mineral Composition: The baseline gray color is caused by pure silica (quartz or chalcedony), which is the primary mineral that replaces organic wood cells during the petrification process.
• Dark Strata Lines: The darker gray or black lines running through the specimen are usually caused by remnant organic carbon particles or manganese trapped within the wood layers. These lines often preserve the tree's original growth rings, bark textures, or cellular grain.
• Ohio Formations:
  • Devonian Callixylon: Ohio's oldest petrified wood, Callixylon (found in Devonian shale formations), typically appears as dark gray to black quartz replacements and naturally lacks the bright, fiery colors found in Southwestern U.S. specimens.
  • Pennsylvanian Conemaugh Group: Commonly found in Southeastern Ohio, wood from this era is frequently documented as dense and gray with a uniquely laminated, layered SHIPPING OFFERED ON MULTIPLE WINS.