Down to Earth - Geology Exhibition
Contents
00 Introduction Introduction
Location of Bouddi Peninsula
Opening Day
01 Structure of the Earth The Blue Planet
Cross-section of the Earth
Seismic waves
The age of the Earth - Radioactive Dating
Geological Time-scale
Stratigraphy of the Sydney Basin
02 The Restless Earth The Restless Earth
Pangea
Gondwana
Sea-level changes
Extinctions of lifeforms
Tsunamis (Tidal Waves)
03 Sydney Basin Location and Structure
The Sydney-Bowen Basin
The Age of Dinosaurs
Rocks of the Sydney Basin
Rock Layers of the Sydney Basin
Sands of the Sydney Basin
Climate and sea-level changes
Tuggerah Lakes District
Putty Beach - southern headland
Basalt - a volcanic rock
04 Bouddi Peninsula
Location
Hawkesbury Sandstone
Dimension Stone
Examples of Hawkesbury Sandstone
Tesselated Pavements
Laterite
Terrigal Formation
Rocks of the Terrigal Formation
Sandstones
Shales
Siltstones
Conglomerates
Weathering Of Rocks
Honeycomb Weathering
Ripple Marks
Tesselated Pavements
Fossils
05 Landforms and
Environments
Heath
Grassed and cleared areas
Open Forests
Closed forest and remnant rainforest
Wetlands
Seashores
06 Commercial Use of Rocks Building and construction
Quarried Sandstone
Quarried Basalt - Blue Metal
Sandstone Sculpture
07 Aboriginal Use of Rocks Rock Engravings
Caves
Cave Paintings
Stone Tools
Newspaper Articles Kincumber Amphibian find
Somersby Shale Tomb (fish fossils)
Bibliography  
Acknowledgements