EX-21 4 a2130436zex-21.htm EX-21
QuickLinks -- Click here to rapidly navigate through this document

EXHIBIT 21

Apex Silver Mines Limited
Annual Report on Form 10-K
for the
Year Ended December 31, 2003


SUBSIDIARIES


NAME

  JURISDICTION OF FORMATION
Andean Silver Corporation LDC   Cayman Islands
Apex Asia LDC   Cayman Islands
Apex Metals Limited   Cayman Islands
Apex Partners LDC   Cayman Islands
Apex Silver Mines Corporation   Delaware
Apex Silver Mines LDC   Cayman Islands
ASC Bolivia LDC   Cayman Islands
ASC Central America LDC   Cayman Islands
ASC Partners LDC   Cayman Islands
ASC Peru LDC   Cayman Islands
Asgat Mongu Company Ltd.   Mongolia
ASM Holdings Limited   Cayman Islands
Compania Metallurgica Largo, S. de R.L. de C.V.   Mexico
Compania Minerales De Zacatecas, S. de R.L. de C.V.   Mexico
Cordilleras Silver Mines Ltd.   Cayman Islands
Cordilleras Silver Mines (Cayman) LDC   Cayman Islands
Minera De Cordilleras, S. de R.L. de C.V.   Mexico
Minera De Cordilleras (Honduras), S. de R.L.   Honduras
Minera San Cristobal S.A.   Bolivia
SilEx Limited   Cayman Islands



QuickLinks

SUBSIDIARIES