UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549



FORM 10-Q/A



(Mark One)

| | x | QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
| | - | ---------------------------------------------------------------------------------------



For the Quarterly Period Ended June 30, 2012

or



| |  ̈ | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
| | - | ----------------------------------------------------------------------------------------





Commission File No. 001-35200





(Exact name of registrant
as specified in its charter)



|NEVADA                          |  | 1040                         |  | 65-0955118         
|------------------------------- |  | ---------------------------- |  | -------------------
|(State or other jurisdiction of |  | (Primary Standard Industrial |  | (I.R.S. Employer   
|incorporation or organization)  |  | Classification Code Number)  |  | Identification No.)



P.O. Box 1118

Virginia City, NV 89440

(Address of principal executive offices)

(775) 847-4755

(Registrant’s telephone number, including
area code)



Indicate by check mark whether the registrant
(1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding
12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such
filing requirements for the past 90 days. Yes  x  No  o



Indicate by check mark whether the registrant
has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted
and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such
shorter period that the registrant was required to submit and post such files). Yes  x  No  o



Indicate by check mark whether the registrant
is a large accelerated filer, an accelerated filer, a non-accelerated filer or a smaller reporting company. See definition of “accelerated
filer and large accelerated filer” in Rule 12b-2 of the Exchange Act. (Check one):



Large accelerated filer  o        Accelerated
filer  o



Non-accelerated filer  o     
Smaller reporting company  x



Indicate by check mark whether the registrant is a shell
company (as defined in Rule 12b-2 of the Act). Yes o No x



The number of shares of Common Stock, $0.000666 par value,
of the registrant outstanding at September 14, 2012 was 42,591,626.










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EXPLANATORY NOTE



Except for the exhibits filed herewith that
were omitted in error in the original filing, this amendment does not amend any other information set forth in the quarterly report
for the period specified above, originally filed on August 14, 2012. This amendment speaks as of the original filing date, does
not reflect any events that may have occurred subsequent to the original filing date, and does not modify or update in any way
any disclosures made in the originally filed quarterly report.











2









PART II – OTHER INFORMATION



Item 6. Exhibits.



The exhibits listed on the accompanying
following documents are filed as part of this report.







|Exhibit
        Number |  | Exhibit                                                                                                                                                                                                                                                                                                                      
|---------------------- |  | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.1*                  |  | Master Loan and Security Agreement                                                                                                                                                                                                                                                                                           
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.2*                  |  | Secured Promissory Note and Guaranty                                                                                                                                                                                                                                                                                         
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.3 *                 |  | Call Option Agreement                                                                                                                                                                                                                                                                                                        
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.4 *                 |  | General Security Agreement (Comstock Mining Inc.)                                                                                                                                                                                                                                                                            
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.5*                  |  | General Security Agreement (Comstock Mining LLC)                                                                                                                                                                                                                                                                             
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.6*                  |  | Pledge Agreement                                                                                                                                                                                                                                                                                                             
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.7*                  |  | Master Purchase Contract & Bill of Sale                                                                                                                                                                                                                                                                                      
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.8*                  |  | Trading Agreement                                                                                                                                                                                                                                                                                                            
|                       |  |                                                                                                                                                                                                                                                                                                                              
|31                     |  | Certification of Principal Executive Officer and Principal Financial Officer pursuant to Rule 13a-14(a)
and Rule 15d-14(a), promulgated under the Securities Exchange Act of 1934, as amended (incorporated by reference to Exhibit 31
to the Quarterly Report on Form 10-Q filed by Comstock Mining Inc. on August 14, 2012)
|                       |  |                                                                                                                                                                                                                                                                                                                              
|32                     |  | Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002 (incorporated by reference to Exhibit 32 to the Quarterly Report on Form 10-Q filed by Comstock Mining Inc. on August
14, 2012)                                                                       
|                       |  |                                                                                                                                                                                                                                                                                                                              
|*                      |  | Filed herewith                                                                                                                                                                                                                                                                                                               







3









SIGNATURES



Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.



|                         | COMSTOCK MINING, INC. |                                                                                                             
|------------------------ | --------------------- | ------------------------------------------------------------------------------------------------------------
|                         | (Registrant)          |                                                                                                             
|                         |                       |                                                                                                             
|Date: September 14, 2012 | By:                   | /s/ Corrado De Gasperis                                                                                     
|                         |                       | Name: Corrado De Gasperis                                                                                   
|                         |                       | Title:   President and Chief Executive Officer (Principal Executive Officer and Principal Financial Officer)



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Exhibit Index











|Exhibit
        Number |  | Exhibit                                                                                                                                                                                                                                                                                                                      
|---------------------- |  | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.1*                  |  | Master Loan and Security Agreement                                                                                                                                                                                                                                                                                           
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.2*                  |  | Secured Promissory Note and Guaranty                                                                                                                                                                                                                                                                                         
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.3 *                 |  | Call Option Agreement                                                                                                                                                                                                                                                                                                        
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.4 *                 |  | General Security Agreement (Comstock Mining Inc.)                                                                                                                                                                                                                                                                            
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.5*                  |  | General Security Agreement (Comstock Mining LLC)                                                                                                                                                                                                                                                                             
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.6*                  |  | Pledge Agreement                                                                                                                                                                                                                                                                                                             
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.7*                  |  | Master Purchase Contract & Bill of Sale                                                                                                                                                                                                                                                                                      
|                       |  |                                                                                                                                                                                                                                                                                                                              
|10.8*                  |  | Trading Agreement                                                                                                                                                                                                                                                                                                            
|                       |  |                                                                                                                                                                                                                                                                                                                              
|31                     |  | Certification of Principal Executive Officer and Principal Financial Officer pursuant to Rule 13a-14(a)
and Rule 15d-14(a), promulgated under the Securities Exchange Act of 1934, as amended (incorporated by reference to Exhibit 31
to the Quarterly Report on Form 10-Q filed by Comstock Mining Inc. on August 14, 2012)
|                       |  |                                                                                                                                                                                                                                                                                                                              
|32                     |  | Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002 (incorporated by reference to Exhibit 32 to the Quarterly Report on Form 10-Q filed by Comstock Mining Inc. on August
14, 2012)                                                                       
|                       |  |                                                                                                                                                                                                                                                                                                                              
|*                      |  | Filed herewith                                                                                                                                                                                                                                                                                                               



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