He said: "We will pay nothing for the release of an innocent man, but we are cutting back on Turkey!".
"We have more that we are planning to do if they don't release him quickly", Mnuchin said during a meeting of President Donald Trump's Cabinet.
Last month, at Brunson's third court hearing in almost two years, USA officials thought they had brokered a deal to free him by pressuring Israel to release a Turkish citizen imprisoned there.
The threat of sanctions comes amid Trump's concerns over Brunson, who is accused of being involved with an attempted coup that led to tens of thousands of people being arrested in 2016.
President Donald Trump last week ramped up his attack on Turkey by doubling US tariffs on Turkish aluminum and steel imports.
Also worrying investors has been President Recep Tayyip Erdogan's refusal to allow the central bank to raise interest rates to support the currency, as experts say it should.
The announcement helped the Turkish national currency lira recover from record lows against the U.S. dollar.
The conflict between North Atlantic Treaty Organisation allies is even more personalized because of U.S. President Donald Trump and Turkish President Recep Tayyip Erdogan, whose uncompromising statements contribute to a sense that the tension will ratchet up before any possibility of a climbdown.
In a separate development on Friday, Mr Trump said that Turkey had "been a problem for a long time", referring to the charges against Mr Brunson as "phoney".
The US has threatened to impose more economic sanctions on Turkey if it does not free a detained American pastor.
Qatar's royal court released a statement saying Al-Thani "issued directives that will see the State of Qatar to provide a host of economic projects, investments, and deposits" worth $15 billion to support the Turkish economy. On Friday, Turkey's state-run Anadolu news agency said a high court in Izmir had upheld a lower court's decision earlier this week to keep Brunson under house arrest.
Turkish Foreign Minister Mevlut Cavusoglu said on Thursday that solving the rift with the United States is not hard.
Turkey, he said, has no plans to seek help from the International Monetary Fund or impose capital controls to stop money flowing overseas in response to the recent collapse of its lira currency.
Turkey and its firms face repayments of almost $3.8 billion on foreign currency bonds in October, Societe General calculated.
The lira rose as he spoke.
There is a fear that the lira will tumble again, prompt more speculation that Turkey may need a loan from the International Monetary Fund, which it has so far ruled out.
FILE PHOTO: A US dollar banknote is seen on top of 50 and 100 Turkish lira banknotes in this picture illustration in Istanbul, Turkey August 14, 2018.
But now, the sell-off has increased the cost of servicing that debt, particularly for companies whose revenues are exclusively in lira.
Turkey has the highest foreign exchange-denominated debt among emerging markets, Societe Generale said in a note on August 17, estimating its short-term external debt at $180 billion and total external debt at $460 billion.
Omarosa has now viciously turned on the president and is making the rounds of liberal media to promote her new tell-all book. It might not exist and he may have never said it but I think it's safe to mark this down in the "imminent release" column.
The other four cricketers Sharjeel Khan , Khalid Latif, Shahzaib Hasan and Muhammad Irfan had served their respective punishments. Rizvi said that even if Jamshed returned from his 10-year ban, he will not be engaged in any cricket management role.
De Bruyne suffered a similar setback in the 2015/16 season, missing two months then after tearing ligaments in his knee and ankle. He was a second-half substitute in the 2-0 Premier League-opening victory over Arsenal on Sunday, coming on in the 60th minute.
If the Browns do win, the brewer will also be part of what's sure to a be memorable and celebratory moment. Fortunately for us, the Houston sports teams aren't almost as bad as the Cleveland Browns have been.
Those fantastic celebs include Kirstie Alley , Bad Girls Club star Natalie Nunn , and "Human Ken Doll" Rodrigo Alves . She explained how what she was about to say was just "one side of the story", before going on to tell Stormy's tale.
Prosecutors said Maria Fatima Barros presented herself as a doctor, but her medical licence to practice in Rio had been suspended. The lawyer for Dr Furtado said her client was innocent and had not turned himself in to police because he was in a panic.
EWG extrapolated the glyphosate standard it applied for testing by applying a couple of adjustments to California's standard. Of the 61 food samples they tested, 48 contained some level of glyphosate - 31 of those higher than 160 parts per billion.
The DEA continues to assist the New Haven police with the arrests, and into the investigation on how the mass-overdose happened. Kathryn Hawk, an emergency medicine physician and professor at Yale-New Haven Hospital, where numerous victims were treated.
Trump has tweeted about to highlight his assertions of political bias behind the Russian Federation investigation. He said he was fine with giving Brennan a bigger voice because he enjoyed tackling with critics.
A courtroom sketch depicts Paul Manafort , fourth from right, standing with his lawyers in front of USA district Judge T.S. Also Friday, President Donald Trump issued a fresh defence of Manafort, calling him a "very good person".
The Turkish currency began to recover after authorities this week took steps to help bank liquidity and limit swap transactions. USA stocks suffered their worst day in seven weeks after the move, and the lira gained 7 percent against the dollar.
FDA Approves First Generic EpiPen
Mylan's cap is nonremovable, a fairly recent innovation that prevents users from accidentally pricking themselves or others. Epinephrine alone is already a generic drug and the dose in an auto-injector costs less than a dollar to make.
Pochettino reiterates his commitment to Tottenham Hotspur
The forthcoming match is Tottenham's second of the season, but their first at their temporary home of Wembley Stadium. I don't believe there will be too much movement because we cannot sign, but different individual things can happen.
Premier League referee quits — Bobby Madley
The circumstances around his departure are unclear, but it is thought it could be linked to a video posted on social media. Last season he officiated high profile matches between Manchester United and Chelsea, and Liverpool and Arsenal.
Scarlett Johansson Highest Paid Actress 2018
Angelina Jolie returned to the list, largely helped by an advance payment for her future role in Maleficent 2 . Scarlett Johansson was last seen playing Black Widow in this yera's blockbuster film Avengers: infinity War .
China 'training for strikes' on USA and its allies
U.S. intelligence has raised concerns over China's growing influence in the Pacific, a stronghold of the United States for years. The Trump administration is also mulling a Space Force in order to counter threats in space from countries including China.