Chagai

Middle Eocene to late Miocene island to continental arc of the Tethyan Metallogenic Belt.
Tract ID 142pCu9013
Country Afghanistan-Iran-Pakistan
Commodity Cu
Study area name Tethys
Tectonic setting mixed
Deposit type porphyry copper
Grade-tonnage model General porphyry copper model (Singer and others, 2008)
Geologic age
Geologic feature age middle Eocene through late Miocene
Generalized age Tertiary-Paleogene
Oldest rocks age 40.4Ma
Youngest rocks age 5.3Ma
Age range 35.1Ma
Identified Cu resources 26,100,000metric tons
Known prospects 22
Mean Cu (t/sq km) 629t/sq km
Map scales used 50K, 850K, 1M, 2M, 2.5M

Results of the assessment

Assessment date 2012
Estimators Arthur A. Bookstrom, Jane M. Hammarstrom, Steve Ludington, John C. Mars, Michael L. Zientek, Lukas Zurcher.
Assessment depth 1km
Quantitative assessment Yes

Estimated number of deposits

Number of deposits Confidence level
1 90%
3 50%
6 10%
6 5%
6 1%
Mean estimated deposits 3.23 ±1.88 (0.58%)
Probability of mean 0.27
Probability of no copper 0.07

Estimated deposit density

Known
deposits
Total
deposits
Area
(sq km)
Deposit density
per 100,000 sq km
4 7.23 19,080 38

Mean estimated tonnage

Copper 12,000,000
Molybdenum 340,000
Gold 310
Silver 3,800
Ore 2,500

Undiscovered copper resource

Confidence level 90% 50% 10% 5%
Tonnage 250,000 5,600,000 29,000,000 48,000,000

Economic analysis

Fraser country Afghanistan, Iran, Pakistan (Turkey*)
Fraser type 0.7%
Fraser high 0.31%
Typical cost 1%
High cost 0%
Infrastructure setting Typical
Comments on depth default
Expected depth distribution
0 - 250m 0.25
250m - 500m 0.25
500m - 1km 0.5
Economically recoverable resources
Copper 8,000,000t
Molybdenum 170,000t
Gold 160t
Silver 2,500t
Probability no econ recoverable 0.33
Econ NPV 2,300x $1M
Exp dollars 99.67x $1M/100,000 sq km
Exp value class High

Bibliographic references

General Zürcher and others (in press)
Economic Robinson and Menzie (2012)

Deposits and prospects associated with this tract

Name Type State Country Development Details
Amalaf prospect Baluchistan Pakistan Prospect Details
Bukit Pashir prospect Baluchistan Pakistan Prospect Details
Buzgawanan prospect Baluchistan Pakistan Occurrence Details
Darband Chah prospect Baluchistan Pakistan Prospect Details
Dasht-e-Kain deposit Baluchistan Pakistan Prospect Details
Dasht-i-Goran prospect Baluchistan Pakistan Prospect Details
Ganshero prospect Baluchistan Pakistan Prospect Details
Kabul Koh prospect Baluchistan Pakistan Prospect Details
Kirtaka prospect Baluchistan Pakistan Prospect Details
Koh-i-Dalil prospect Baluchistan Pakistan Prospect Details
Machi prospect Baluchistan Pakistan Prospect Details
North Koh-i-Dalil prospect Baluchistan Pakistan Prospect Details
Pharra Koh prospect Baluchistan Pakistan Prospect Details
Reko Diq H10 prospect Baluchistan Pakistan Prospect Details
Reko Diq H12 prospect Baluchistan Pakistan Prospect Details
Reko Diq H13 deposit Baluchistan Pakistan Prospect Details
Reko Diq H14 deposit Baluchistan Pakistan Prospect Details
Reko Diq H15 prospect Baluchistan Pakistan Prospect Details
Reko Diq H27 prospect Baluchistan Pakistan Prospect Details
Reko Diq H3 prospect Baluchistan Pakistan Prospect Details
Reko Diq H35 deposit Baluchistan Pakistan Prospect Details
Reko Diq H36 prospect Baluchistan Pakistan Prospect Details
Reko Diq H7 prospect Baluchistan Pakistan Prospect Details
Reko Diq H79 prospect Baluchistan Pakistan Prospect Details
Reko Diq H8 deposit Baluchistan Pakistan Prospect Details
Reko Diq H9 prospect Baluchistan Pakistan Prospect Details
Saindak deposit Baluchistan Pakistan Producer Details
Sam Koh prospect Baluchistan Pakistan Prospect Details
Sor Baroot prospect Baluchistan Pakistan Prospect Details
Tanjeel deposit Baluchistan Pakistan Prospect Details
Ting-Dargun prospect Baluchistan Pakistan Prospect Details
Ziarat Malik Karkam prospect Baluchistan Pakistan Prospect Details
Ziarat Pir Sultan prospect Baluchistan Pakistan Prospect Details
Ziarate prospect Baluchistan Pakistan Prospect Details
Reko Diq Group Group Baluchistan Pakistan Prospect Details