Box 15, Folder 1: Geolog - Notes 1868

6

Blue Mounds

[pen sketch]

1124

470

545 559 169

40 Sandstone

188 Limestone

317

3

256

Wisconsin River of Arena 124 ft above L. Michigan

Sandplain 155 Limestone

190

124

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Miles

Dr. Locks Section (Owen's Rep. p 124)

By Whitneys measuremnt

Rail road at Mazomanie,(above L. Mich) 195 ft

Platform Arnolds Hotel Pokerville above Mezomanie 470

West Blue Mound above Arnolds 486

---

" " Lake Michigan 1151

This measurement made with great care

East Blue Mound about 1000 ft above L. Mich

7

Blue Mounds

[pen sketch]

(West)

A

f = 1151

151 Flint (East)

1000 springs 1000

50 Impervious

l = 950 Layers 950

Limestone

170

s = 780 780

40 Shale

g = 740 740

240 607

Galena Limestone

shaft 115ft

526 Cap Rock

b = 500 Lead openings

492

50 Blue Limestone 481 Glass Rock

470 Glass [Blcke?] shaly

u = 450 Buff

40 Upper Sandstone

m = 410

Lower f

f Flint

Magnesian

220 l

Limestone l Limestone

s

s Limestone Shale

Blue

g

p 190 g Galena Limestone

Blue b

b Blue Limeslone [Limestone]

Red

u

u Upper Sandstone

Blue

m

Potsdam m Lower Magnesian L.

600 Red

p

Sandstone p Potsdam Sandstone

a

a Azoic (or Primary

a = 410 B

Primary or Azoic

8

Surface Clay

8 to 60 feet thick -

Contains shells, bones, +c. (Limnoea, Mastodon, Piccary +c.)

sometimes called "pipe clay"

About Sinsinawa Mound +c it is in Several distinct layers.

Galena

Consists of Lead 86.6

Sulphur 13.4

[tbs ai?]

From Mineral Point 3 Troy oz Silver in 2000

Rockville, Wis 1/8 " "

Marsden Lode 1 1/4 " "

Whitney, Ill. Rep. p 189

9

Shale Beds

At Fairplay 12 feet thick - Daniels

75 to 100 feet - Hall p 43

At Scales Mound - See Hall p. 51, Whitny p 179

42 1/2 feet

"Hudson River Group" at Green Bay +c 100 to 150 ft

see Foster +W part 2 p 150 -151

Niagara Limestone

Assumed to be 350x feet thick

Ill. Rep. I. p 180

Same at N. End of L. Michigan (Foster + Whitney part 2 p 160)

{Say 100 Racine Limestone

50 Waukesha Limestone

100 Geodiferous Limestone

100 Thick bedded (as at Iron Ridge

---

350

10

Buff Limestone

At Mineral point 25 feet thick.

called "Quarry Rock"

At Janesville

Gray - in thin layers - fossils 20ft} Blue

Lenticular layers, no fossils 8 "

Hard, regular bedded - fossils in casts 7 1/2} Buff

Thin bedded - bluish becoming drab 12

Sandstone - Hall Wis Rep. p 35

At Quimby's Mill near Benton 17 feet

[pen sketch]

yellow } Miltimores Quarry near

Grey 13 ft Janesville

Blue 6 ft

Buff 8ft 1851

-u = 202 A.

sandstone 15 ft

Mineral Point Oct 15 1852 + July 13- 1850

Yellow 75

Gray fossiliferous L 10

Glass R- 10

Gray fossiliferous L. 10 } Blue

Buff Colored Limeston [Limestone] 20 ft

Sandstone 20 ft