🦕 Dinosaur Gastrolith Lab BIOMECHANICS SIM

Stomach stone mastication dynamics, micro-wear facet analysis & avian evolution

⚙️ Muscular Gizzard Milling Chamber

Active Contraction

Basal Oviraptorosaur • 1,850 ml Chamber

Milling Rate

94.2 g/min

Fiber Disruption

78.4 %

Stone Polish Index

8.9 /10

Caloric Yield

3,420 kcal/d

🎛️ Biomechanical Parameters

Peristaltic Contraction 14 RPM

Gastrolith Load Count 42 stones

Fiber Toughness (Cycad/Conifer) 7.8 Toughness

Gastrolith Lithology Quartzite (Mohs 7)

🔬 Micro-Wear Facet Inspector (200x)

Gastric Polish

Stomach Attrition Facets

High-gloss sub-micron smooth polish with random microscopic pitting from gastric hydrochloric acid and inter-stone shearing.

Distinction: Fluvial gravel exhibits unidirectional impact crescents; gastroliths exhibit uniform multidirectional micro-facets.

🗺️ Paleogeographic Provenance Tracer

380 km Transit