Indian financial market is likely to witness block deals worth nearly $800 million or ₹7,000 crore, during Tuesday's trading session, CNBC-TV18 reported. Block deals are likely to take place in shares of Mphasis, Paytm, Emcure Pharma, and BlackBuck, where existing promoters are the likely sellers. Mphasis promoter Blackstone is likely to sell up to 9.5% of firm's total equity.