Mining Asset Acquisition
Star Cement Declared Preferred Bidder for Boro Lakhindong Limestone Mining Lease in Assam
NSE
starcement
BSE
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Star Cement Limited has been declared the Preferred Bidder for the Boro Lakhindong (West Block) Limestone Mining Lease in Dima Hasao district, Assam. The mining block covers 123 hectares and contains estimated limestone resources of 207.822 million tonnes, strengthening the company’s long-term raw material security.
PRICE-SENSITIVE TRIGGER
Event: Declaration as Preferred Bidder for Limestone Mining Lease
Type: Mining Asset Acquisition
Impact: Positive
Immediate Effect:Â The preferred bidder status provides Star Cement with access to a significant limestone resource base, supporting future capacity expansion plans and enhancing long-term raw material availability for cement production.

Key Metrics:
- Mining Block: Boro Lakhindong (West Block)
- Location: Dima Hasao District, Assam
- Village: Boro Lakhindong
- Tehsil: Umrangso
- Mining Area: 123 hectares
- Estimated Limestone Resources: 207.822 million tonnes
- Allocation Method: Government e-auction
- Status: Preferred Bidder
Highlight:
- Resource Addition: The mining block contains an estimated 207.822 million tonnes of limestone resources, providing substantial long-term raw material support for Star Cement’s operations.
What Happened ?
Star Cement Limited informed stock exchanges that it has been declared the Preferred Bidder for the Boro Lakhindong (West Block) Limestone Mining Lease in Dima Hasao district, Assam.
The company secured the preferred bidder status through an e-auction conducted by the Government of Assam. The mining block is located in Village Boro Lakhindong, Tehsil Umrangso, and spans an area of 123 hectares.
According to the disclosure, the block contains estimated limestone resources of 207.822 million tonnes, making it a strategically important mineral asset for the company’s future growth plans.
Key Details
Mining Lease & Strategic Importance:
- Star Cement has been declared the Preferred Bidder through a Government of Assam e-auction.
- The mining lease relates to the Boro Lakhindong (West Block) limestone deposit.
- The mining area covers approximately 123 hectares.
- Estimated limestone resources stand at 207.822 million tonnes.
- The block is located in Dima Hasao district of Assam.
- Limestone is the primary raw material required for cement manufacturing.
- The resource base can support long-term production requirements and future capacity expansion.
- The acquisition strengthens backward integration and raw material security.
- The development enhances resource visibility for future operational planning.
Note:
- For cement manufacturers, securing long-term limestone reserves is strategically important because it ensures sustainable raw material availability, improves operational planning, and reduces dependence on external sourcing. Large captive limestone reserves often serve as a key competitive advantage in the cement industry.
Risk Analysis
Summary:
- While the preferred bidder status is a significant milestone, the mining lease remains subject to completion of statutory procedures, regulatory approvals, execution of lease agreements, and environmental clearances before commercial mining activities can commence.
Key Risks:
- Preferred bidder status does not automatically result in operational mining rights.
- Regulatory approvals and compliance requirements remain to be completed.
- Environmental and forest clearances may be required depending on project conditions.
- Development timelines could be influenced by infrastructure and permitting processes.
- Capital expenditure will be required for mine development and associated logistics.
- Commodity and construction demand cycles may affect long-term project economics.
Worst Case:
- Delays in obtaining final approvals, lease execution, or project development could postpone the commercial utilization of the limestone reserves.
Risk Level: Medium
Company Commentary
- Star Cement has been declared the Preferred Bidder for the Boro Lakhindong (West Block) Mining Lease.
- The allocation was secured through an e-auction conducted by the Government of Assam.
- The mining block is situated in Dima Hasao district, Assam.
- The block covers approximately 123 hectares.
- Estimated limestone resources are 207.822 million tonnes.
- The company disclosed the development under Regulation 30 of SEBI (LODR) Regulations, 2015.
- The information was shared with stock exchanges for investor dissemination and record purposes.
Official Exchange Filing: Star Cement Limited


