Green Bone Fracture Pattern
Definition
Curved transverse fractures running approximately perpendicular to the long axis of a bone, with a stepped or warped cross-sectional profile; characteristic of bone burned with soft tissue present (perimortem or recent postmortem burning).
Related terms
- Calcined Bone
- Bone heated to above approximately 700°C, resulting in complete combustion of the organic component (collagen), leaving only mineral hydroxyapatite; characterised by white...
- Crazing
- A mosaic network of intersecting surface fissures on burned bone, produced by differential contraction of the outer bone surface relative to the...
- Delamination
- The separation of the outer table of bone from the underlying diploe or cortex in curved sheets during green-bone burning; produced by...
- Dry Bone Fracture Pattern
- Straight, longitudinal fractures running parallel to the long axis of a bone, following the Haversian structural directions; characteristic of bone burned after...
- Hydroxyapatite (HA)
- The calcium phosphate mineral [Ca10(PO4)6(OH)2] that comprises approximately 70 per cent of bone mass; survives fire at all temperature stages, sintering and...
- NFPA 921
- US National Fire Protection Association Guide for Fire and Explosion Investigations. The internationally accepted methodology Indian fire investigators and SFSL fire divisions...
- Pope-Smith Framework
- The 2004 analytical framework distinguishing perimortem from postmortem fire exposure using fracture geometry, cross-section colour uniformity, periosteal behaviour, and anatomical integrity; explicitly...
- Shipman Colour Stages
- The five-stage colour classification (yellow-tan, brown, black, blue-grey, white) published by Patricia Shipman and colleagues in 1984, corresponding approximately to temperature ranges...
- ZooMS (Zooarchaeology by Mass Spectrometry)
- A peptide mass fingerprinting method using collagen fragment masses to identify bone to species level; applicable to burned bone samples where conventional...
Explained in
- Thermal Trauma: Calcined Bone, Colour Stages and Heat-Induced FragmentationCurved transverse fractures running approximately perpendicular to the long axis of a bone, with a stepped or warped cross-sectional profile; characteristic of...