Stratigraphy

 

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 100.00 ft
Unit: Pre-Illinoian 
System
Quaternary 
Series
Pleistocene Series 
Group
Pre-Illinoian 
Formation
 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
100.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Till 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 100.00 ft
End Depth: 113.00 ft
Unit: Hinkle 
System
Devonian 
Series
 
Group
Cedar Valley 
Formation
Little Cedar 
Member
Hinkle 
Submember
 
Start Depth
100.00 ft
End Depth
113.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Bedrock Surface - Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
100 
Secondary Lithology
Unknown 
Percent
Tertiary Lithology
Unknown 
Percent
Comments
sublithographic
Start Depth: 113.00 ft
End Depth: 176.00 ft
Unit: Eagle Center 
System
Devonian 
Series
 
Group
Cedar Valley 
Formation
Little Cedar 
Member
Eagle Center 
Submember
 
Start Depth
113.00 ft
End Depth
176.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
80 
Secondary Lithology
Chert/Chalcedony 
Percent
20 
Tertiary Lithology
 
Percent
Comments
Start Depth: 176.00 ft
End Depth: 206.00 ft
Unit: Bassett 
System
Devonian 
Series
 
Group
Cedar Valley 
Formation
Little Cedar 
Member
Bassett 
Submember
 
Start Depth
176.00 ft
End Depth
206.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Partial Penetration (Base Not Met), No Gap At Top 
Primary Lithology
Limestone 
Percent
90 
Secondary Lithology
Dolomite 
Percent
10 
Tertiary Lithology
 
Percent
Comments