On 12 Nov 2025, the Union Cabinet, chaired by Prime Minister Narendra Modi, approved the rationalization of royalty rates for Graphite, Caesium, Rubidium, and Zirconium minerals, which are critical for Green Energy.
The approved royalty rates are as follows:
* **Caesium:** 2% of Average Sale Price (ASP) of Caesium metal chargeable on the Caesium metal contained in the ore produced.
* **Graphite:**
* With eighty percent or more fixed carbon: 2% of ASP on ad valorem basis.
* With less than eighty percent fixed carbon: 4% of ASP on ad valorem basis.
* **Rubidium:** 2% of ASP of Rubidium metal chargeable on the Rubidium metal contained in the ore produced.
* **Zirconium:** 1% of ASP of Zirconium metal chargeable on the Zirconium metal contained in the ore produced.
The decision aims to promote the auction of mineral blocks containing these minerals and associated minerals like Lithium, Tungsten, REES, and Niobium. This is expected to increase indigenous production, reduce imports, and generate employment opportunities.
These minerals are important for high-tech applications and energy transition. Graphite and Zirconium are among the 24 critical and strategic minerals listed in the Mines and Minerals (Development and Regulation) Act, 1957 (MMDR Act).
Recently, the Central Government issued NIT on 16th September, 2025, for the Sixth Tranche of auction for critical mineral blocks. This also contains 5 blocks of Graphite, 2 blocks of Rubidium and 1 block each of Caesium and Zirconium.
Key Entities Referenced
Graphite, Caesium, Rubidium and Zirconium: Minerals whose royalty rates are being rationalized by the Union Cabinet due to their importance for high-tech applications and energy transition.
Union Cabinet: The governmental body that approved the rationalization of royalty rates for specific minerals.
Mines and Minerals (Development and Regulation) Act, 1957 (MMDR Act): The existing Act in which Graphite and Zirconium are listed among the 24 critical and strategic minerals.
Cabinet
Cabinet approves rationalization of royalty
rates of Graphite, Caesium, Rubidium and
Zirconium minerals critical for Green Energy
Posted On: 12 NOV 2025 8:26PM by PIB Delhi
The Union Cabinet chaired by the Prime Minister, Shri Narendra Modi has approved in today’s
meeting to specify/revise the royalty rate of caesium, Graphite, Rubidium and Zirconium as below:
Mineral Royalty Rate
Caesium 2% of Average Sale Price (ASP) of Caesium
metal chargeable on the Caesium metal
contained in the ore produced
Graphite
(i) With eighty per cent or more fixed 2% of ASP on ad valorem basis
carbon
(ii) With less than eighty per cent fixed
4% of ASP on ad valorem basis
carbon
Rubidium 2% of ASP of Rubidium metal chargeable on
the Rubidium metal contained in the ore
produced
Zirconium 1% of ASP of Zirconium metal chargeable on
the Zirconium metal contained in the ore
produced
The above decision of the Union Cabinet will promote auction of mineral blocks containing Caesium,
Rubidium and Zirconium thereby not only unlocking these minerals but also associated critical
minerals found with them, such as Lithium, Tungsten, REES, Niobium etc. Fixing of royalty rates ofGraphite on ad valorem basis will proportionately reflect the change in prices of the mineral across
grades. Increase in indigenous production of these minerals would lead to reduction in imports and
supply chain vulnerabilities and also generate employment opportunities in the country.
Graphite, Caesium, Rubidium and Zirconium are important minerals for high-tech applications and
energy transition. Graphite and Zirconium are also among the 24 critical and strategic minerals listed
in the Mines and Minerals (Development and Regulation) Act, 1957 (MMDR Act).
Graphite is a crucial component in electric vehicle (EV) batteries, primarily serving as the anode
material, which enables high conductivity and charge capacity. However, India imports 60% of its
requirement of Graphite. At present, 9 Graphite mines are working in the country and further 27
blocks have been successfully auctioned. Further, GSI and MECL have handed over 20 Graphite
blocks which will be auctioned and around 26 blocks are under exploration.
Zirconium is a versatile metal used in various industries, including nuclear energy, aerospace,
healthcare and manufacturing, due to exceptional corrosion resistance and high temperature stability.
Caesium is mainly used in high-tech electronic sector, particularly in atomic clocks, GPS systems,
other high precision instruments, medical instruments including in cancer therapy, etc. Rubidium is
used in making specialty glasses used in fibre optics, telecommunication systems, night vision
devices etc.
Recently, the Central Government has issued NIT on 16th September, 2025, for the Sixth Tranche of
auction for critical mineral blocks. This also contains 5 blocks of Graphite, 2 blocks of Rubidium and
1 block each of Caesium and Zirconium (details enclosed). Today's approval of the Union Cabinet on
rate of royalty will help the bidders to rationally submit their financial bids in auction.
Royalty rate of Graphite has been specified on rupees per tonne basis since 1st September, 2014. It is
the only mineral in the list of critical and strategic minerals whose royalty rate was specified on per
tonne basis. Further, considering the variations in the Graphite prices across grades, royalty of
Graphite is now decided to be charged on ad valorem basis, so that royalty accruals in different grades
would proportionately reflect the changes in the prices of the mineral. In recent years, royalty rates of
most of the critical minerals have been specified at the range of 2% to 4%.
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MJPS/BM
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