Consolidated Condensed Balance Sheets (Current Period Unaudited)	Sep. 30, 2020 AUD ($)	Dec. 31, 2019 AUD ($)
Current assets:
Cash and cash equivalents	$ 23,049,940	$ 30,229,530
Inventories, net	2,033,509	1,078,064
Accounts receivable	173,089	116,626
Prepayments	297,227	135,764
Restricted cash	2,009,808	2,055,473
Other current assets	5,189,224	3,457,438
Total current assets	32,752,797	37,072,895
Non-current assets:
Property, plant and equipment	29,216,344	29,021,868
Less accumulated depreciation	(24,846,295)	(24,271,802)
Property, plant and equipment - net	4,370,049	4,750,066
Intangible assets	16,371,996	16,371,996
Less amortization of intangible assets	(1,672,167)	(443,819)
Intangible assets - net	14,699,829	15,928,177
Right-of-use asset	4,167,413	0
Collateral for facilities (c) - non-current assets	3,334,712	4,907,904
Total non-current assets	26,572,003	25,586,147
Total assets	59,324,800	62,659,042
Current liabilities:
Accounts payable	319,418	615,377
Accrued expenses	1,010,723	1,015,251
Contingent consideration	2,110,298	2,141,022
Other liabilities	2,882,108	2,924,069
Deferred revenue	3,178,198	2,682,404
Lease liability	516,252	0
Employee entitlements liabilities	802,569	782,414
Total current liabilities	10,819,566	10,160,537
Non-current liabilities:
Asset retirement obligations	2,696,100	2,600,000
Long-term loan - unsecured	41,960	0
Employee entitlements liabilities	18,570	32,443
Deferred income tax liability	3,050,837	3,050,837
Lease liability	3,725,953	0
Deferred revenue	0	1,421,680
Total non-current liabilities	9,533,420	7,104,960
Total liabilities	20,352,986	17,265,497
Commitments and contingencies
Stockholders’ equity:
Preferred stock, US$0.01 par value. Authorized 1,000,000 shares; issued and outstanding nil at September 30, 2020 (nil at December 31, 2019)
Common stock, US$0.0001 par value. Authorized 300,000,000 shares; issued and outstanding 177,571,854 shares at September 30, 2020 (177,571,854 at December 31, 2019)	17,757	17,757
Additional paid-in capital	93,570,034	93,396,802
Accumulated deficit	(47,679,272)	(42,832,987)
Current year loss	(6,624,474)	(4,846,285)
Accumulated other comprehensive loss	(312,231)	(341,742)
Total stockholders’ equity	38,971,814	45,393,545
Total liabilities and stockholders’ equity	$ 59,324,800	$ 62,659,042