<SEC-DOCUMENT>0001140361-11-033039.txt : 20110615
<SEC-HEADER>0001140361-11-033039.hdr.sgml : 20110615
<ACCEPTANCE-DATETIME>20110615214435
ACCESSION NUMBER:		0001140361-11-033039
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20110613
FILED AS OF DATE:		20110615
DATE AS OF CHANGE:		20110615

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RICHINGS MICHAEL B
		CENTRAL INDEX KEY:			0001238274

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09025
		FILM NUMBER:		11913985

	MAIL ADDRESS:	
		STREET 1:		VISTA GOLD CORP
		STREET 2:		7961 SHAFFER PARKWAY SUITE 5
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VISTA GOLD CORP
		CENTRAL INDEX KEY:			0000783324
		STANDARD INDUSTRIAL CLASSIFICATION:	GOLD & SILVER ORES [1040]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			B0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7961 SHAFFER PKWY
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127
		BUSINESS PHONE:		720-981-1185

	MAIL ADDRESS:	
		STREET 1:		7961 SHAFFER PKWY
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRANGES INC
		DATE OF NAME CHANGE:	19950602

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRANGES EXPLORATION LTD
		DATE OF NAME CHANGE:	19890619
</SEC-HEADER>
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<DESCRIPTION>FORM 4
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    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-06-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000783324</issuerCik>
        <issuerName>VISTA GOLD CORP</issuerName>
        <issuerTradingSymbol>VGZ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001238274</rptOwnerCik>
            <rptOwnerName>RICHINGS MICHAEL B</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VISTA GOLD CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>7961 SHAFFER PARKWAY, SUITE 5</rptOwnerStreet2>
            <rptOwnerCity>LITTLETON</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80127</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Chairman &amp; CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (Common Shares)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.88</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2011-06-13</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>120000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
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            <exerciseDate>
                <footnoteId id="F1"/>
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            <expirationDate>
                <value>2016-06-13</value>
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                    <value>Common Stock</value>
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                <underlyingSecurityShares>
                    <value>120000</value>
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            <postTransactionAmounts>
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                    <value>120000</value>
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                    <value>D</value>
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    <footnotes>
        <footnote id="F1">Vests 50% immediately and 50% on June 13, 2012.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Connie Martinez, as attorney-in-fact for Michael B. Richings</signatureName>
        <signatureDate>2011-06-15</signatureDate>
    </ownerSignature>
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<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">POWER OF ATTORNEY</font></div>

<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Know all by these presents, that the undersigned hereby constitutes and appoints Connie Martinez as the undersigned&#8217;s true and lawful attorney-in-fact to:</font></div>

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<div align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">execute for and on behalf of the undersigned, in the undersigned&#8217;s capacity as an officer and/or director of Vista Gold Corp.&#160;&#160;(the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-STYLE: italic">Company</font>&#8221;), Forms&#160;3, 4 and 5 (including amendments thereto) in accordance with Section&#160;16(a) of the Securities Exchange Act of 1934 and the rules and regulations thereunder and a Form ID, Uniform Application for Access Codes to File on Edgar;</font></div>
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<div align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Forms 3, 4 or 5 or Form ID and timely file such forms (including amendments thereto) and application with the United States Securities and Exchange Commission and any stock exchange or similar authority; and</font></div>
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<div align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact&#8217;s discretion.</font></div>
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<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact&#8217;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#8217;s responsibilities to comply with Section&#160;16 of the Securities Exchange Act of 1934.</font></div>

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<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">The undersigned agrees that each such attorney-in-fact herein may rely entirely on information furnished orally or in writing by the undersigned to such attorney-in-fact. The undersigned also agrees to indemnify and hold harmless the Company and each such attorney-in-fact against any losses, claims, damages or liabilities (or actions in these respects) that arise out of or are based upon any untrue statements or omission of necessary facts in the information provided by the undersigned to such attorney-in fact for purposes of executing, acknowledging, delivering or filing Forms 3, 4 or 5 (including amendments thereto) or Form ID and agrees to reimburse the Company and such attorney-in-fact for any legal or other expenses reasonably incurred in connection with investigating or defending against any such loss, claim, damage, liability or action.</font></div>

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<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">This Power of Attorney supersedes any power of attorney previously executed by the undersigned regarding the purposes outlined in the first paragraph hereof (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-STYLE: italic">Prior Powers of Attorney</font>&#8221;), and the authority of the attorneys-in-fact named in any Prior Powers of Attorney is hereby revoked.</font></div>

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<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms&#160;3, 4 or 5 with respect to the undersigned&#8217;s holdings of and transactions in securities issued by the Company, unless earlier (a)&#160;revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact or (b)&#160;superseded by a new power of attorney regarding the purposes outlined in the first paragraph hereof dated as of a later date.</font></div>

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<div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 26th&#160;day of May, 2011.</font></div>

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<td width="50%"><font style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman">&#160;<font style="TEXT-DECORATION: underline">/s/ Michael B. Richings&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font></font></td>
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<td width="50%"><font style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman">&#160;Michael B. Richings</font></td>
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