No.1 Workings Irish Creek

Past Producer in Rockbridge county in Virginia, United States with commodity Tin

Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.

Geologic information

Identification information

Deposit ID	10131281
MAS/MILS ID	0511630007
Record type	Site
Current site name	No.1 Workings Irish Creek
Alternate or previous names	Irish Creek Tin Deposits

Geographic coordinates

Point of reference	Main Entrance
Geographic coordinates:	-79.16415, 37.84945 (WGS84)
Elevation	750
Location accuracy	100(meters)
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Geographic areas

Country	State	County
United States	Virginia	Rockbridge

Commodities

Commodity	Importance
Tin	Tertiary

Materials information

Materials	Type of material
Ankerite	Unknown
Arsenopyrite	Unknown
Beryl	Unknown
Biotite	Unknown
Cassiterite	Unknown
Chlorite	Unknown
Fluorite	Unknown
Ilmenite	Unknown
Muscovite	Unknown
Phenacite	Unknown
Pyrite	Unknown
Quartz	Unknown
Scheelite	Unknown
Siderite	Unknown
Sphalerite	Unknown
Tourmaline	Unknown
Wolframite	Unknown

Nearby scientific data

Main Entrance (1)	-79.16415, 37.84945	ListMap

Ore body information

Strike

N65W

Dip

89S

Thickness

0.4M

Depth to top

Width

30.5M

Length

101M

Area

12HA

Field	Value
Type of Orebody #1	REPLACEMENT
Shape of Orebody #1	TABULAR
Primary mode of Origin	CONT METASOMATIC
Primary Ore Control	FRACTURING
Degree of Wallrock Alter.	MODERATE
Type of Wallrock Alter. #1	SERICITIC
Strike And Dip	N65W
Minimum Depth to Top	0
Total Surface Area (HA)	12
Date of Last Modification	780213

Economic information

Economic information about the deposit and operations

Operation type	Surface-Underground
Development status	Past Producer
Commodity type	Metallic
Significant	No
Discovery year	1846
Year of first production	1890

Mining district

District name	Irish Creek

Mineral rights holdings

Type of mineral rights	Fee Ownership
Type of mineral rights	Unknown

Land status

Ownership category	National Forest

Ownership information

Type Unknown

Owner Bethlehem Steel Co.

Home office Pennsylvania

Year 1975

Type	Unknown
Owner	Bethlehem Steel Co.
Home office	Pennsylvania
Year	1975

Reserves and resources

Type In-situ

Estimate year 1942

Inferred 3,100mt ore

Total resources 3,100mt ore

Commodity Subtype Grade units Group Importance Year

Tin Sn 1 wt-pct Tin Trace 1942

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
U.S. Bureau of Mines	Minerals Availability System	MAS	0511630007

General comments

Subject category	Comment text
Deposit	1975 ENTRY REC 010 COL 42 - OPEN CUT TIN ORE FROM NO 1 = 2000 ST STOCKPILE 1892. CONCENTRATING MILL (50000 DOLLARS) COMPLETED IN 1892. TRIAL RUNS OF 3.3 % SN GRADE OF 290 ST ORE RESULTED IN 2400 -CONCENTRATE AVERAGING 43% SN SHIPPED TO BOSTON SMELTER. THIS OPERATION CEASED IN 1892 OVER OWNERSHIP LITIGATION. (REC 701 PGS 285-6 ALL PAST DISTRICT PROD. FROM NOS. 1 & 2 WORKINGS FROM RICH P OF ORE THROUGH OPEN CUTS AND UNDERGROUND WORKINGS. RECORDED PRODUCTION FROM NO 1 (1890-1919) AMOUNTED TO 2253 ST ORE CONTAINING POUNDS OF TIN (TABLE REC 701 PG 287.) RECORDS 020 AND 051/ THE PROPERTY HAS REPEATEDLY BECOME INVOLVED IN LITIGATION AND OWNERSHIP DATA IS INCONCLUSIVE IN THE LITERATURE. BETHLEHEM STEEL LAST WORKED THE PROPERTY WHEN 4 HOLES WERE DUG IN 1942 (REC 701 PGS 286-7) REC.060- ORE DEPOSITION/ INTRUSION OF GRANODIORITE IN GNEISS STS, METAMORPHISM OF GRANODIORITE & GNEISS, FRACTURING & FORMATION OF FISSURE VEINS, GREISENIZATION OF HOST ROCK (FORMATION OF CASSITERITE FRACTURE FILLINGS), FORMATION OF LATE VEIN MINERALS, FORMATION OF SURFICIAL OXIDATION PRODUCTS (REC 700 PG 65). REC 060 FIELD 48-50/ 12 CU FT PER TON ORE = 2.67 SP GR IN PLA 701 PG 295). REC 060 FIELD 56-58 UNSPECIFIED 1G = QTZ FISSURE REC 060 FIELD 61-63 FELSIC IG = GREISEN. REC 060 FIELD 66-7 -S & SCHIST = COUNTRY ROCK. REC 070- MINERALOGY OF GREISEN LODE ORE (REC 701 PGS 281 & 2 REC 080- FIELDS 35 THROUGH 75= DIMENSIONS OF BLOCKED OUT LODE OF NO 1 WORKINGS LOCATED ON E SIDE OF PANTHER RUN TRIBUTARY. TIN DEPOSITS ARE VEINLIKE LODES IN PRECAMBRIAN GRANODIORITE. CASSITERITE OCCURS AS DISSEMINATIONS, VEINLETS, & POCKETS IN GREISEN -S OF GRANODIORITE. THESE ZONES BORDER EARLIER MINERALIZED VEINS OF QTZ. LODES STRIKE FROM N 70 E TO N 60 W AND ARE VERTICAL OR DIP STEEPLY TO THE SOUTH.(REC 701 PG 278) MATRIX 6/ SN CONTENT OF GREISEN ORE RANGES FROM 0.11 % TO 3. AVG. 1% (REC 701 PG 271) ASSUMED 12 CU FT OF ORE PER TON = 3 ORE FOR 330X1.25X100 FT LODE AT 1 % AVG GRADE SN.

Subject category

Comment text

Deposit

1975 ENTRY REC 010 COL 42 - OPEN CUT TIN ORE FROM NO 1 = 2000 ST STOCKPILE 1892. CONCENTRATING MILL (50000 DOLLARS) COMPLETED IN 1892. TRIAL RUNS OF 3.3 % SN GRADE OF 290 ST ORE RESULTED IN 2400 -CONCENTRATE AVERAGING 43% SN SHIPPED TO BOSTON SMELTER. THIS OPERATION CEASED IN 1892 OVER OWNERSHIP LITIGATION. (REC 701 PGS 285-6 ALL PAST DISTRICT PROD. FROM NOS. 1 & 2 WORKINGS FROM RICH P OF ORE THROUGH OPEN CUTS AND UNDERGROUND WORKINGS. RECORDED PRODUCTION FROM NO 1 (1890-1919) AMOUNTED TO 2253 ST ORE CONTAINING POUNDS OF TIN (TABLE REC 701 PG 287.) RECORDS 020 AND 051/ THE PROPERTY HAS REPEATEDLY BECOME INVOLVED IN LITIGATION AND OWNERSHIP DATA IS INCONCLUSIVE IN THE LITERATURE. BETHLEHEM STEEL LAST WORKED THE PROPERTY WHEN 4 HOLES WERE DUG IN 1942 (REC 701 PGS 286-7) REC.060- ORE DEPOSITION/ INTRUSION OF GRANODIORITE IN GNEISS STS, METAMORPHISM OF GRANODIORITE & GNEISS, FRACTURING & FORMATION OF FISSURE VEINS, GREISENIZATION OF HOST ROCK (FORMATION OF CASSITERITE FRACTURE FILLINGS), FORMATION OF LATE VEIN MINERALS, FORMATION OF SURFICIAL OXIDATION PRODUCTS (REC 700 PG 65). REC 060 FIELD 48-50/ 12 CU FT PER TON ORE = 2.67 SP GR IN PLA 701 PG 295). REC 060 FIELD 56-58 UNSPECIFIED 1G = QTZ FISSURE REC 060 FIELD 61-63 FELSIC IG = GREISEN. REC 060 FIELD 66-7 -S & SCHIST = COUNTRY ROCK. REC 070- MINERALOGY OF GREISEN LODE ORE (REC 701 PGS 281 & 2 REC 080- FIELDS 35 THROUGH 75= DIMENSIONS OF BLOCKED OUT LODE OF NO 1 WORKINGS LOCATED ON E SIDE OF PANTHER RUN TRIBUTARY. TIN DEPOSITS ARE VEINLIKE LODES IN PRECAMBRIAN GRANODIORITE. CASSITERITE OCCURS AS DISSEMINATIONS, VEINLETS, & POCKETS IN GREISEN -S OF GRANODIORITE. THESE ZONES BORDER EARLIER MINERALIZED VEINS OF QTZ. LODES STRIKE FROM N 70 E TO N 60 W AND ARE VERTICAL OR DIP STEEPLY TO THE SOUTH.(REC 701 PG 278) MATRIX 6/ SN CONTENT OF GREISEN ORE RANGES FROM 0.11 % TO 3. AVG. 1% (REC 701 PG 271) ASSUMED 12 CU FT OF ORE PER TON = 3 ORE FOR 330X1.25X100 FT LODE AT 1 % AVG GRADE SN.

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	27-FEB-84	Sapakoff	U.S. Bureau of Mines
Editor	04-JAN-11	Nicholson, S.W.	U.S. Geological Survey	Reviewed location. Identified records 10131281 (No. 1 Workings Irish Creek) 10179581 (No. 2 Workings) as subsets of master Irish Creek record (10008886)