Mine Index 2946 John W. Mallergren, Black Diamond Mine

Mine Index Number: 2946

Company Name:	John W. Mallergren
Mine Name:	Black Diamond Mine
Start Date:	1904	End Date:	1926
Type of Mine:	Underground
Total acres shown:	None
Production Indicated Acres:	6	General Area of mining acres shown:

Shaft, Slope, Drift or Tipple Location(s)

Type	County	Township-Range	Section	Part Section

Main shaft

Menard

18N 7W

13

SW NW SE

Geology

		Thickness (ft)
Seam	Depth (ft)	Min	Max	Ave	Mining Method

Springfield

80

6.0

RP

Production

Company

Mine Name

Date

Production (tons)

John W. Mallergren (add)	Black Diamond (add)	1904-1906	2,686

idle or reported under another name		1906-1913

John W. Mallergren (add)	Black Diamond (add)	1913-1926	66,582

Total Production: 69,268

Production Notes

Coal Report production (if available)

Sources of Data

Source Map

Map Date

Original Scale

Digitized Scale

Map Type

Mine notes (W. B. Roe)

5-4-1931

(text only)

1:24000 Point plotted onto 1:24,000 USGS topographic map and digitized.

Secondary source

Annotated Bibliography (Data source - brief description of information)

Coal Reports - Production, ownership, years of operation, seam, depth, thickness, mining method.

Mine notes (Menard County) - Mine type, shaft location, mine name.