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| TO: | KOBEX MINERALS INC. and |
|-----|-------------------------|

|   | PACIFIC IMPERIAL MINES INC. (Collectively “Tenant”) |
|--------|-----------------------------------------------------------------|

| AND TO: | COPPER MOUNTAIN MINING CORPORATION (“Sub-Tenant”) |
|---------|---------------------------------------------------------------|

| AND TO: | PACIFIC CENTRE LEASEHOLDS LIMITED (“Landlord”) |
|---------|------------------------------------------------------------|

| RE: | Sublease of a portion of the premises located at 1700, 700 West Pender Street, Vancouver, British Columbia, (the “Building”) leased by the Landlord to International Barytex Resources Ltd., Kobex Resources Ltd, and Pacific Imperial Mines Inc. collectively as tenant (the “Original Tenant”) pursuant to a lease dated the 12th day of January, 2007 (the “Original Lease”) |
|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| DATE: | December 7, 2009 |
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|   |
|--------|

| 1. | Consideration |
|----|---------------|

| 2. | Consent |
|----|---------|

| 3. | Covenants of Sub-Tenant |
|----|-------------------------|

|   | (a) | The Sub-Tenant covenants to pay the rent reserved in the Sublease and to observe and perform the covenants, conditions and agreements on the part of the Tenant contained in the Lease insofar as they are applicable to the Subleased Premises. |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | The Sub-Tenant acknowledges that: |
|--------|-----|-----------------------------------|

|   | (i) | it has received a copy of the executed Lease and is familiar with its terms; and |
|--------|-----|----------------------------------------------------------------------------------|

|   | (ii) | it waives any rights the Sub-Tenant may have under any legal or equitable rule of law or under the applicable Landlord and Tenant or Commercial Tenancies legislation of the province in which the Building is located, as amended from time to time, or any other applicable legislation, to apply to a Court or to otherwise elect to: |
|--------|------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | (A) | retain the unexpired Term or the unexpired Sublet Term; |
|--------|-----|---------------------------------------------------------|

|   | (B) | obtain any right to enter into any lease or other agreement directly with the Landlord for the Subleased Premises or the Headleased Premises; and |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (C) | otherwise remain in possession of any portion of the Subleased Premises or the Headleased Premises, |
|--------|-----|-----------------------------------------------------------------------------------------------------|

|   | (c) | The Sub-Tenant shall use and occupy the Subleased Premises only as general offices and for no other purpose whatsoever. |
|--------|-----|-------------------------------------------------------------------------------------------------------------------------|

| 4. | Conditions |
|----|------------|

|   | (a) | The Sub-Tenant shall be jointly and severally liable with the Tenant to observe and perform the Tenant’s obligations in the Lease with respect to the Subleased Premises; |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (b) | The Tenant is not released from the performance of any of the terms of the Lease; |
|--------|-----|-----------------------------------------------------------------------------------|

|   | (c) | This consent does not constitute a waiver of the necessity for obtaining consent to any assignment of the Lease or further subletting of the Headleased Premises or any other transfer of the Lease, nor is it to be construed or interpreted as a forfeiture of any of the rights of the Landlord contained in the Lease; |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (d) | All costs, legal or otherwise, reasonably incurred by the Landlord with respect to this consent shall be paid by the Tenant; |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------|

|   | (e) | By giving its consent, the Landlord does not acknowledge or approve of any of the terms of the Sublease (or any other related agreements) as between the Tenant and the Sub-Tenant, except for the subletting of the Subleased Premises itself; and |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (f) | The Sub-Tenant shall not enter into or take possession of the Subleased Premises until it has delivered to the Landlord certificates of the insurance, or, if required by the Lease, certified copies of any insurance policy which the Sub-Tenant is required to take out under the terms of the Sublease and/or the Lease. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 5. | Notice |
|----|--------|

|   | (a) | In the case of the Tenant, at the Headleased Premises; |
|--------|-----|--------------------------------------------------------|

|   | (b) | In the case of the Sub-Tenant, at the Subleased Premises and; |
|--------|-----|---------------------------------------------------------------|

|   | (c) | In the case of the Landlord, c/o The Cadillac Fairview Corporation Limited at 20 Queen Street West, Toronto, Ontario M5H 3R4, Attention: Corporate Secretary, with a copy to the Building Manager. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 6. | Definitions |
|----|-------------|

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| 7. | Binding Effect |
|----|----------------|

|   |      |                                         |                 |
|--------|-----------|----------------------------------------------|----------------------|
|   | )         | KOBEX MINERALS INC.                          |
|   | )         |                                         | (Tenant)             |
|   | ))))))))) |                                         |                      |
|   | )         |                                         |
|   | )         |                                         |
|   | )         | Per:                                         |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | Per:                                         |                 |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | I/We have authority to bind the corporation. |
|   | )         |                                         |                 |
|   |      | PACIFIC IMPERIAL MINES INC.                  |
|   | )         |                                         |                 |
|   | )         |                                         | (Tenant)             |
|   | )         |                                         |                      |
|   | )         | Per:                                         |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | Per:                                         |                 |
|   | )         |                                         |                 |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | I/We have authority to bind the corporation. |
|   |      |                                         |                 |
|   | )         | COPPER MOUNTAIN MINING CORPORATION           |
|   | )         |                                         | (Sub-Tenant)         |
|   | )         |                                         |                      |
|   | )         |                                         |
|   | )         |                                         |
|   | )         | Per:                                         |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | Per:                                         |                 |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | I/We have authority to bind the corporation. |
|   |      |                                         |                 |
|   | )         | PACIFIC CENTRE LEASEHOLDS LIMITED            |
|   | )         |                                         | (Landlord)           |
|   | )         |                                         |                 |
|   | ))        |                                         |                      |
|   | )         |                                         |
|   | )         | Per:                                         |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )))       |                                         |                      |
|   | )         |                                         |
|   | )         | Per:                                         |
|   | )         |                                         | Authorized Signature |
|   | )         |                                         |                 |
|   | )         | I/We have authority to bind the corporation. |

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