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RELATED PARTY TRANSACTIONS: (Tables) | 6 Months Ended
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Jun. 30, 2011
RELATED PARTY TRANSACTIONS: |
Accounts receivable and payable with related parties |
|  | As of |
|  | June 30, 2011 |  | December 31, 2010 |
Affiliate receivable: |  |  |  |  |
Grupo Mexico, S.A.B de C.V. and affiliates |  | $ | 0.8 |  | $ | 32.7 |
Mexico Proyectos y Desarrollos S.A de C.V. and affiliates |  | 3.3 |  | — |
Asarco LLC |  | 0.3 |  | — |
|  | $ | 4.4 |  | $ | 32.7 |
Affiliate payable: |  |  |  |  |
Grupo Mexico S.A.B. de C.V. and affiliates |  | $ | 2.6 |  | $ | 2.3 |
Ferrocarril Mexicano S.A. de C.V. |  | 1.3 |  | 0.1 |
Mexico Transportes Aereos S.A de C.V. (“Mextransport”) |  | 0.5 |  | 0.4 |
Mexico Productos Automotrices S.A. de C.V. |  | 0.3 |  | — |
Mexico Proyectos y Desarrollos S.A de C.V. and affiliates |  | — |  | 0.9 |
Consorcio Tricobre |  | — |  | 0.5 |
Higher Technology S.A.C. |  | — |  | 0.1 |
Breaker S.A. de C.V |  | 0.9 |  | 0.3 |
Pigoba S.A. de C.V |  | — |  | 0.1 |
Other |  | — |  | — |
|  | $ | 5.6 |  | $ | 4.7 |
Purchase activity with related parties |
|  | Six months ended June 30, |
|  | 2011 |  | 2010 |
Grupo Mexico and affiliates: |  |  |  |  |
Grupo Mexico Servicios, S.A de C.V |  | $ | 7.0 |  | $ | 6.9 |
Asarco LLC |  | 7.7 |  | — |
Ferrocarril Mexicano, S.A de C.V. |  | 4.1 |  | 1.6 |
Mexico Constructora Industrial S.A. de C.V. |  | 14.1 |  | — |
Compania Perforadora Mexico S.A.P.I. de C.V and affiliates |  | 0.4 |  | — |
Consorcio Tricobre |  | 0.5 |  | 1.4 |
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates |  | 1.8 |  | 8.8 |
Other Larrea family companies: |  |  |  |  |
Mexico Compania de Productos Automotrices, S.A. de C.V. |  | 0.2 |  | 1.1 |
Mextransport |  | 1.3 |  | 1.0 |
Companies with relationships to SCC executive officers families: |  |  |  |  |
Higher Technology S.A.C. |  | 0.9 |  | 1.5 |
Servicios y Fabricaciones Mecanicas S.A.C. |  | 0.2 |  | 0.2 |
Sempertrans France Belting Technology |  | 0.2 |  | 0.4 |
PIGOBA, S.A. de C.V. |  | 0.1 |  | 0.1 |
Breaker, S.A. de C.V. |  | 2.9 |  | 0.3 |
Total purchased |  | $ | 41.4 |  | $ | 23.3 |
Conditions and balance of loan guarantee for related party |
|  | Loan Open |
Original loan balance (in millions) |  | $ | 8.5 |
Maturity |  | August 2013 |
Interest rate |  | Libor + 0.15 | %
Remaining balance at June 30, 2011 (in millions) |  | $ | 3.2 |
Sales activity with related parties |
|  | 2011 |  | 2010 |
First quarter |  | $ | 17.9 |  | $ | — |
Second quarter |  | 34.6 |  | 5.1 |
Total |  | $ | 52.5 |  | $ | 5.1 |

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