Bi'R Tawilah

Occurrence in Saudi Arabia with commodity Tungsten

Sections on this page

Identification information
Geographic coordinates
Site location context
Geographic areas
Commodities
Host and associated rocks
Nearby scientific data
Geologic structures
Economic information about the deposit and operations
Links to other databases
Bibliographic references
General comments
Reporter information

Geologic information

Identification information

Deposit ID	10024800
MRDS ID	ISM0552
Record type	Site
Current site name	Bi'R Tawilah

Geographic coordinates

Geographic coordinates:	42.71787, 22.73291 (WGS84)

Site location context

Political divisions (FIPS codes)

Saudi Arabia(country)

Geographic areas

Country
Saudi Arabia

Commodities

Commodity	Importance
Tungsten Critical	Primary

Comments on the commodity information

TUNGSTEN

Host and associated rocks

Host or associated Host

Rock type Metamorphic Rock > Schist

Rock unit name As Siham Formation

Rock description As Siham Formation

Host or associated	Host
Rock type	Metamorphic Rock > Schist
Rock unit name	As Siham Formation
Rock description	As Siham Formation

Nearby scientific data

(1)	42.71787, 22.73291	ListMap

Economic information

Geologic structures

Type of structure	Regional
Structure description	Small Stock Of Late Proterozoic Granite And Associated Hornfels.

Comments on the geologic information

; QRTZ + WLFM + MSCV + FLRT + CSTR + SLPD + MLBD.; THE WEST PROSPECT CONSISTS OF EIGHT SUBPARALLEL, WOLFRAMITE-BEARING QUARTZ VEINS THAT ARE UP TO 400 M LONG, 0.3 TO 1.0 M WIDE AND EXTEND 100 M OR MORE DOW N DIP. TWO OTHER PROSPECTS (CENTRAL AND EAST) HAVE NOT BEEN EVALUATED. AREA IS THE SITE OF ANCIENT GOLD WORKINGS.

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Significant	No
Discovery year	1982

Comments on the reserve resource information

RESERVES IN WEST PROSPECT

Comments on development

NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. ().

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	ISM0552
USGS	International Strategic Minerals Inventory	ISMI	W0150

Bibliographic references

Deposit

SABIR,H. AND LABBE,J.-F., 1986, BI'R TAWILAH TUNGSTEN PROSPECT, NAJD REGION , KINGDOM OF SAUDI ARABIA, IN A.R. DRYSDALL, C.R. RAMSAY, AND C.R. STOESER (EDS .) FELSIC PLUTONIC ROCKS AND ASSOCIATED MINERALIZATION OF THE KINGDOM OF SAUDI ARABIA, JOURNAL OF AFRICAN EARTH SCIENCES, VOL. 4, P. 249-255

General comments

Subject category	Comment text
Deposit	THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.).

Subject category

Comment text

Deposit

THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.).

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-OCT-1986	Sinclair, W.David	Geological Survey of Canada

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.