<SEC-DOCUMENT>0001209191-13-033907.txt : 20130627
<SEC-HEADER>0001209191-13-033907.hdr.sgml : 20130627
<ACCEPTANCE-DATETIME>20130627143400
ACCESSION NUMBER:		0001209191-13-033907
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20130627
DATE AS OF CHANGE:		20130627
EFFECTIVENESS DATE:		20130627

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DENISON MINES CORP.
		CENTRAL INDEX KEY:			0001063259
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS METAL ORES [1090]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-198722
		FILM NUMBER:		13937072

	BUSINESS ADDRESS:	
		STREET 1:		595 BAY STREET, SUITE 402
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5G 2C2
		BUSINESS PHONE:		(416) 979-1991

	MAIL ADDRESS:	
		STREET 1:		595 BAY STREET, SUITE 402
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5G 2C2

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERNATIONAL URANIUM CORP
		DATE OF NAME CHANGE:	19980603
</SEC-HEADER>
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        <entityName>DENISON MINES CORP.</entityName>
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            <city>Toronto</city>
            <stateOrCountry>A6</stateOrCountry>
            <stateOrCountryDescription>ONTARIO, CANADA</stateOrCountryDescription>
            <zipCode>M5G 2C2</zipCode>
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                <middleName>F.</middleName>
                <lastName>Hochstein</lastName>
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                <city>Toronto</city>
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                <zipCode>M5G 2C2</zipCode>
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                <relationship>Director</relationship>
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    <offeringData>
        <industryGroup>
            <industryGroupType>Other</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>$5,000,001 - $25,000,000</revenueRange>
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        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
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            <dateOfFirstSale>
                <yetToOccur>true</yetToOccur>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isOptionToAcquireType>true</isOptionToAcquireType>
            <isSecurityToBeAcquiredType>true</isSecurityToBeAcquiredType>
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        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>true</isBusinessCombinationTransaction>
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        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>562299</totalOfferingAmount>
            <totalAmountSold>0</totalAmountSold>
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            <clarificationOfResponse>Represents $562,299 that may be received upon exercise of options and share purchase warrants. U.S. dollar amounts are based on the Bank of Canada noon rate of exchange reported on April 26, 2013, which was Cdn$1.017=US$1.00.</clarificationOfResponse>
        </offeringSalesAmounts>
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            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>3</totalNumberAlreadyInvested>
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                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
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        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Denison Mines Corp.</issuerName>
                <signatureName>/s/ Sheila Colman</signatureName>
                <nameOfSigner>Sheila Colman</nameOfSigner>
                <signatureTitle>Corporate Secretary</signatureTitle>
                <signatureDate>2013-06-27</signatureDate>
            </signature>
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