C.G. Ratio: 0.58
Tilt Max: 18°
Temp: 720°C
Archaeological Evaluation
Dual-purpose seasonal feast vessel: High riverine salmon lipid markers combined with robust lower grit temper enabled boiling over open hearths, while four monumental sawtooth crests provided symbolic group identity during autumn runs.
🔥 Open-Pit Fire Pottery
🔄 Tilt-Test Stability
🔬 GC-MS Residue Scan
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Historical Artifact Preset
Sasayama National Treasure (Type Specimen)
Umataka Deep Rim Vessel
Plain Utilitarian Cooking Urn
Crown Sculpted Incense Burner
Clay Coils (Vessel Height) 16 coils
Rim Sculpting Motif
4 Sawtooth Flame Crests
2 Sculpted Serpent Loops
Undulating Wave Crests
Plain Straight Rim (No Appliqué)
Ornamental Crest Mass Heavy (38%)
Open-Pit Firing Temp 720°C
Grit Temper (Thermal Shock Res.)
High Crushed Quartz / River Sand (Resilient)
Medium Grit (Balanced)
Low / Fine Silt (High Spalling Risk)
Center of Gravity
0.58 H
Firing Integrity
94%
Critical Tip Angle
18.4°
Base Soot Scorch
78%
Lipid Biomarker Profile (GC-MS)