2011 2010 (iii) Mineral tenement leases: - Within one year 172,916  126,863  - After one year but not more than five years 683,795  503,734  - After more than five years 15,724  134,251  872,435  764,848  (c) Assets and liabilities sold to the Joint Venture partner (b) Impairment No assets employed in the jointly controlled operation were impaired during the year (2010: nil). As at 19 March  2010 Current assets Inventories 3,685,448  Trade and other receivables 25,026  Other assets 693,397  4,403,871  Non-current assets Property, plant and equipment (refer to note 20) 17,574,217  Mine properties and development costs (refer to note 21) 18,274,412  Intangible assets (refer to note 22) 2,648,485  Exploration and evaluation expenditure (refer to note 23) 372,574  38,869,688  Total assets 43,273,559  Current liabilities Interest bearing loans and borrowings (refer to note 25) (1,813,499) Provisions (refer to note 26) (389,585) (2,203,084) Non-current liabilities Interest bearing loans and borrowings (refer to note 28) (1,507,556) Provisions (refer to note 27) (2,238,394) (3,745,950) Total liabilities (5,949,034) Net assets disposed 37,324,525  Proceeds from sale of assets 51,091,067  Profit on sale of assets 13,766,542  10 6 NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED 30 JUNE 2011