Document and Entity Information - shares
9 Months Ended
Apr. 30, 2016
Jun. 07, 2016
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Apr. 30, 2016  
Trading Symbol cntm  
Entity Registrant Name Contact Minerals Corp.  
Entity Central Index Key 0001409175  
Current Fiscal Year End Date --07-31  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   16,530,000
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Well Known Seasoned Issuer No  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3