FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public
Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Hsia Duncan 		2. Issuer Name and Ticker or Trading Symbol

METALLINE MINING CO [ MMG ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      _____ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

C/O METALLINE MINING COMPANY, 6400 S. FIDDLERS GREEN CIRCLE, SUITE 950 		3. Date of Earliest Transaction (MM/DD/YYYY)

8/23/2010
(Street)

GREENWOOD VILLAGE, CO 80111
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock                  627550   D    
Common Stock                  300000   I   By spouse in trust  
Common Stock                  370000   I   Held in trust for children  
Common Stock                  6000   I   By child  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Warrant   $2.42                    3/7/2007   3/6/2011   Common Stock   87500     87500   D    
Warrant   $2.42                    3/7/2007   3/6/2011   Common Stock   180000     180000   I   By spouse in trust  
Warrant   $2.42                    3/7/2007   3/6/2011   Common Stock   50250     50250   I   Held in trust for children  
Stock Option   (1) $0.72   8/23/2010     A      200000       8/23/2010   8/23/2015   Common Stock   200000   $0.00   200000   D    

Explanation of Responses:
( 1)  Options granted pursuant to the Company's 2010 Stock Option Plan on August 23, 2010. 50% of the options vested upon grant with the remainder to vest on August 23, 2011. This transaction is exempt from Section 16(b) of the 1934 Act pursuant to Rule 16b-3.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Hsia Duncan
C/O METALLINE MINING COMPANY
6400 S. FIDDLERS GREEN CIRCLE, SUITE 950
GREENWOOD VILLAGE, CO 80111 		X



Signatures
/s/ Duncan Hsia 8/24/2010
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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