According to Fastmarkets.com the price for carbonate went up 10.6% last week, hydroxide went up 6.1%
Prices on Friday September 17th 2021:
Lithium Carbonate 99.5%: 165,000 yuan, up 13.8% from the previous week
Lithium Hydroxide 56.5%: 165,000 yuan, up 10% from the previous week
Prices on Friday September 24th 2021:
Lithium Carbonate 99.5%: 182,500 yuan, up 10.6% for the week
Lithium Hydroxide 56.5%: 175,000 yuan, up 6.1% for the week
Both carbonate and hydroxide are prices are now over $20,000 USD / ton. $30,000 USD / ton is not impossible in 2021 if prices continue rising at this pace.
Link:
https://www.fastmarkets.com/commodities/industrial-minerals/lithium-price-spotlight Matteo01