U. Mass Lowell Prof. Nelson Eby Department of Environmental, Earth, & Atmospheric Sciences

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AEG Teachers' Workshop

 AEG • 2006

ASSOCIATION OF ENVIRONMENTAL
AND ENGINEERING GEOLOGISTS

Park Plaza Hotel, Boston, Massachusetts


Teachers’ Workshop – Saturday, November 4

Forensic Geology - An Inquiry Driven Approach to Learning Earth Science

Boston Basin Field Trip

Workshop and Field Trip Pictures
p1010007.jpg (46282 bytes) p1010008.jpg (62675 bytes) p1010011.jpg (51669 bytes) p1010013.jpg (72572 bytes)
This must be the place. Is A later than B or earlier than B? Now where did that darn rock (murder weapon) come from? Maybe it would help if you used your glasses.
p1010015.jpg (57821 bytes) Forensic_1_JS.jpg (168810 bytes) Roxbury conglomerate.jpg (377105 bytes) Bedded sandstone showing joints.jpg (979753 bytes)
Now hear this! Examining contact between Roxbury conglomerate and overlying sandstone. Chestnut Hill Mall. (J. Stokowski) Roxbury conglomerate. Chestnut Hill Mall. (J. Joy) Sandstone showing joint sets. Chestnut Hill Mall. (J. Joy)
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Ripple marks at boundary between sandstone and purplish siltstone. Chestnut Hill Mall. (J. Stokowski) Cross-bedded sandstone overlying siltstone. Chestnut Hill Mall. (J. Stokowski) Siltstone lens. Note ripple marks in underlying sandstone. Chestnut Hill Mall. (J. Stokowski) Mafic sill cutting conglomerate. Chestnut Hill Mall. (J. Stokowski)
Forensic_5_JS.jpg (162527 bytes) dscn1833.jpg (90327 bytes) p1010016.jpg (51493 bytes) dscn1841.jpg (92696 bytes)
Group looking at mafic sill. Chestnut Hill Mall. (J. Stokowski) Hydrothermally altered basalt (mafic) sill. Chestnut Hill Mall. (J. Stokowski) Fall colors obscuring an outcrop. Newton conservation area. Channel cutting Roxbury conglomerate. Newton conservation area. (J. Stokowski)
Climbing the outcrop.jpg (344246 bytes) Sandstone overlying congomerate.jpg (346258 bytes) Vessicular basalt.jpg (348191 bytes) Forensic_6_JS.jpg (193180 bytes)
Scaling the outcrop. Sandstone overlying conglomerate. Newton conservation area. (J. Joy) It was definitely worth the climb. What a view! (J. Joy) Vesicular basalt. Newton conservation area. (J. Joy) Roxbury conglomerate outcrop. Newton conservation area. (J. Stokowski)
Forensic_7_JS.jpg (158105 bytes) Forensic_8_JS.jpg (135259 bytes) Forensic_9_JS.jpg (149264 bytes) Distinguishing siltstone from mudstone.gif (503309 bytes)
Posing for the camera. Newton conservation area. (J. Stokowski) Siltstone showing soft-sediment deformation. Beacon Street and Bishopgate Road. (J. Stokowski) Siltstone showing soft-sediment deformation. Beacon Street and Bishopgate Road. (J. Stokowski) It feels gritty. Must be siltstone. Beacon Street and Bishopgate Road. (J. Joy)

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