Billiatt Conservation Park, formerly the Billiatt National Park, is a protected area in the Australian state of South Australia located in the locality of Sandalwood about east of the state capital of Adelaide. Description The conservation park occupies a parcel of land known as ‘Allotment 101 of Deposited Plan 51151’ in the cadastral unit of the Hundred of Auld in the locality of Sandalwood. The country is characterised by sand dunes with a mosaic of open mallee scrub. Ridge-fruited and red-tipped slender leaf mallees add colour to the dunes with broombush growing in the mottled shade. Since 2008, “certain existing and future rights of entry, prospecting, exploration or mining” permitted under the state's Mining Act 1971 have applied to the extent of the conservation park. As of 2018, it covered an area of . The conservation park is classified as an IUCN Category VI protected area. History The land under protection was first proclaimed as a flora and fauna reserve under the Crown Lands Act 1929 on 12 December 1940 in respect to section 15 in the Hundred of Billiatt. On 23 September 1965, the following land was proclaimed under the Crown Lands Act 1929 as the Billiatt Wildlife Reserve - section 26 in the Hundred of Auld and section 18 in the Hundred of Billiatt. On 30 September 1965, land proclaimed as a wildlife reserve earlier in the month was re-proclaimed as a wildlife reserve under the National Park and Wild Life Reserves Act 1891. On 9 November 1967, the Billiatt National Park was proclaimed under the National Parks Act 1966 in respect to section 26 in the Hundred of Auld and sections 15 and 18 in the Hundred of Billiatt. On 27 April 1972, the national park was reconstituted as the Billiatt Conservation Park upon the proclamation of the National Parks and Wildlife Act 1972. Its boundaries were subsequently enlarged by the addition of the following land: On 11 January 1973, sections 21 and 22 in the Hundred of Billiatt were added. On 10 January 1980, section 13 in the Hundred of Auld and section 19 in the Hundred of Billiatt were added. On 3 November 1983, sections 24 to 30 in the Hundred of Billiatt were added. On 16 May 1985, section 27 in the Hundred of Auld, section 23 in the Hundred of Billiatt and sections 42 to 45, 48, 49 and 53 in the Hundred