Minera Andes Inc. Common Shares 602910101 April 30, 2004 CUSIP 602910101 1. Sprott Asset Management Inc. Suite 2700, South Tower, Royal Bank Plaza, Toronto, Ontario M5J 2J1 Canada 2. n/a 3. 4. Ontario, Canada 5. 7,607,900 6. 0 7. 7,607,900 8. 0 9. n/a 10. n/a 11. n/a 12. BD Item 1 (a) Minera Andes Inc. (b) 3303 North Sullivan Road Spokane, WA United States 99216 Item 2 (a) Sprott Asset Management Inc. (b) Suite 2700, South Tower Royal Bank Plaza P.O. Box 27 Toronto, Ontario M5J 2J1 Canada (c) Canadian (d) Common Shares (e) 602910101 Item 3 n/a Item 4 (a) n/a (b) n/a (c) (i) 7,607,900 (ii) 0 (iii) 7,607,900 (iv) 0 Item 5 n/a Item 6 n/a Item 7 n/a Item 8 n/a Item 9 n/a Item 10 May 7, 2004 Neal Nenadovic Chief Financial Officer