<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-01-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000059860</issuerCik>
        <issuerName>GOLDRICH MINING CO</issuerName>
        <issuerTradingSymbol>GRMC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001384637</rptOwnerCik>
            <rptOwnerName>Forza Capital Management, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PO BOX 7862</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BEND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97708</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001384636</rptOwnerCik>
            <rptOwnerName>Forza Partners, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PO BOX 7862</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BEND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97708</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001384840</rptOwnerCik>
            <rptOwnerName>Atkinson David</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PO BOX 7862</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BEND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97708</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Goldrich Mining Co</value>
            </securityTitle>
            <transactionDate>
                <value>2010-01-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>15000</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.393</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5754916</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The filing of this Form 4 shall not be construed as an admission that Forza Capital Management, L.L.C. (&quot;Forza Capital&quot;), Forza Partners, L.P. (Forza Partners),  Forza Partners II, L.P. (&quot;Forza Partners II&quot;), or David Atkinson is or was for the purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, the beneficial owner of any shares of common stock, or warrants convertible to shares of common stock, of Little Squaw Gold Mining Company (the &quot;Issuer)(&quot;Common Stock&quot;) held by Forza Partners or Forza Partners II, L.P. (&quot;Forza Partners II&quot;).  Pursuant to Rule 16a-1, Forza Capital, Forza Partners,  Forza Partners II, and David Atkinson disclaim such beneficial ownership beyond their pecuniary interest.</footnote>
        <footnote id="F2">Forza Capital holds 5,754,916 shares of Common Stock indirectly through the account of Forza Partners, of which Forza Capital is the general partner. Forza Capital receives an allocation of net profits and an asset-based fee from, and owns a partnership interest in, Forza Partners.  Mr. Atkinson reports the shares of Common Stock held indirectly by Forza Capital because, as the managing member of Forza Capital at the time of purchase, he controlled the disposition and voting of the securities.</footnote>
        <footnote id="F3">Forza Capital holds 574,806 shares of Class B Warrants which are convertible to 574,806 shares of Common Stock indirectly through the account of Forza Partners.</footnote>
        <footnote id="F4">Forza Capital holds 327,016 shares of Common Stock indirectly through the account of Forza Partners II, of which Forza Capital is the general partner.  Forza Capital receives an allocation of net profits and an asset-based fee from, and owns a partnership interest in, Forza Partners II.  Mr. Atkinson reports the shares of Common Stock held indirectly by Forza Capital because, as the managing member of Forza Capital at the time of purchase, he controlled the disposition and voting of the securities.</footnote>
        <footnote id="F5">Forza Capital holds 83,333 shares of Class D Warrants which are convertible to 83,333 shares of Common Stock indirectly through the account of Forza Partners II.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ David Atkinson, member, Forza Capital Management, L.L.C.</signatureName>
        <signatureDate>2010-01-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ David Atkinson, member, Forza Capital Management, L.L.C., general partner of Forza Partners, L.P.</signatureName>
        <signatureDate>2010-01-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ David Atkinson</signatureName>
        <signatureDate>2010-01-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
