1-31-11.Out - Ozette Site, Makah Indians, R. Daugherty, 500...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Anthro 2 Reading: Fagan 1993 1/31/11 III.CHALLENGES STUDYING ARCH. MATERIAL 1. Differential Preservation of Material Remains Arch. Record is Patchy; Preservation Due to: A. Type of Material (Organic/Inorganic) hardness, density of material, chemical composition B. Context of Deposition (Surf., A Hor.,deeply buried) C. Post-Depositional Context D. Local Environmental Conditions:Air Temperature Soil Temperature, Moisture, Chemistry, pH – acid, neutral or basic Worst Conditions– Alternating hot/cold, wet/dry E. Best Contexts for Preservation i. Stable Anaerobic Conditions (Oxygen Reduced) Water-logged Anaerobic Context:
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Ozette Site, Makah Indians, R. Daugherty, 500 BP Peat Bogs (Irish Bog, Windeby Bodies, Windover) Underwater Sites Anaerobic (cold water,buried examples: Mary Rose, La Belle) ii. Freezing Conditions (Ice Man from Italian Alps) iii. Arid Conditions rockshelters, caves, Mesa Verde iv. Unexpected Contexts: Garbage Project, Rathje Landfill Excavations; volume of plastics? Findings: Organic Materials: paper, lumber, food waste (hot dogs), yard refuse; Landfills: Mummify Materials: Rapid Deposition, Stable Environment, Keep Dry Produces Anaerobic Cond.; facilitate biodegradation?...
View Full Document

Ask a homework question - tutors are online