Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 11.00 ft
Unit: Quaternary
System
Quaternary
Series
Group
Formation
Member
Submember
Start Depth
0.00 ft
End Depth
11.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Silt
Percent
95
Secondary Lithology
Dolomite
Percent
5
Tertiary Lithology
Percent
0
Comments
Start Depth: 11.00 ft
End Depth: 245.00 ft
Unit: Scotch Grove
System
Silurian
Series
Group
Formation
Scotch Grove
Member
Submember
Start Depth
11.00 ft
End Depth
245.00 ft
Contact Accuracy
Top & Base Accurate For Sample
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
99
Secondary Lithology
Chert/Chalcedony
Percent
1
Tertiary Lithology
Percent
0
Comments
Start Depth: 245.00 ft
End Depth: 295.00 ft
Unit: Hopkinton
System
Silurian
Series
Group
Formation
Hopkinton
Member
Submember
Start Depth
245.00 ft
End Depth
295.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Indistinct Lithologic Break)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
97
Secondary Lithology
Chert/Chalcedony
Percent
3
Tertiary Lithology
Percent
0
Comments
Start Depth: 295.00 ft
End Depth: 365.00 ft
Unit: Blanding
System
Silurian
Series
Group
Formation
Blanding
Member
Submember
Start Depth
295.00 ft
End Depth
365.00 ft
Contact Accuracy
Base Accurate, Top Less Accurate - (Indistinct Lithologic Contact)
Penetration
Complete Penetration, No Gaps
Primary Lithology
Dolomite
Percent
85
Secondary Lithology
Chert/Chalcedony
Percent
15
Tertiary Lithology
Percent
0
Comments
Start Depth: 365.00 ft
End Depth: 372.00 ft
Unit: Maquoketa
System
Ordovician
Series
Group
Formation
Maquoketa
Member
Submember
Start Depth
365.00 ft
End Depth
372.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact)
Penetration
Partial Penetration (Base Not Met), No Gap At Top
Primary Lithology
Dolomite
Percent
0
Secondary Lithology
Percent
0
Tertiary Lithology
Percent
0
Comments
argillaceous