PTKR Coal Mine

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PTKR Coal Mine is a proposed coal mine in Marikit, Katingan, Central Kalimantan, Indonesia.

Location

Table 1: Project-level location details

Mine Name	Location	Coordinates (WGS 84)
PTKR Coal Mine	Marikit, Katingan, Central Kalimantan, Indonesia	-0.867972, 112.588726 (approximate)

The map below shows the approximate location of the coal mine:

Loading map...

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Project Details

Table 2: Project status

Status	Status Detail	Project Type	Opening Year	Closing Year
Proposed	Construction	New	–	–

Table 3: Operation details

Note: The asterisk (*) signifies that the value is a GEM estimated figure.

Capacity (Mtpa)	Production (Mtpa)	Year of Production	Mine Type	Mining Method	Mine Size (km2)	Mine Depth (m)	Workforce Size
2.5	–	–	Surface	Open Pit	42.58	50.0*	–

Table 4: Coal resources and destination

Total Reserves (Mt)	Year of Total Reserves Recorded	Total Resources (Mt)	Coalfield	Coal Type	Coal Grade	Primary Consumer/ Destination
27.0	2017	88.0	Barito	Subbituminous	Thermal	Perusahaan Listrik Negara

Table 5: Ownership and parent company

Note: To access more comprehensive data on energy ownership, please visit the Global Energy Ownership Tracker.

Owner	Parent Company	Headquarters
Katingan Ria [100%]	QMetco Ltd [51.0%]	Australia

Note: The above section was automatically generated and is based on data from the Global Coal Mine Tracker May 2025 release.

Ownership Tree

This ownership tree is part of the Global Energy Ownership Tracker, a project of Global Energy Monitor.

Background

The PTKR coal mine is a proposed open-pit mine, operated by PT Katingan Ria, a subsidiary of Realm Resources Limited, with a capacity of 3 million tonnes-per-annum (MTPA) in Marikit, Semana Mantikei, Pulau Malan Katingan, Central Kalimantan, Indonesia. PT Katingan Ria, a subsidiary of Realm Resources Limited has proposed the mine operation.

• Sponsor: PT Katingan Ria
• Parent company: Realm Resources Limited
• Location: Marikit, Semana Mantikei, Pulau Malan Katingan, Central Kalimantan, Indonesia.
• Coordinates: -0.867972, 112.588726 (approximate).
• Status: proposed
• Capacity: 3 million tonnes per annum
• Reserves: 27.4 million tonnes
• In service: TBD
• Permits:
• Coal type:
• Mining method: openpit

Articles and Resources

Additional data

To access additional data, including an interactive map of world coal mines, a downloadable dataset, and summary data, please visit the Global Coal Mine Tracker on the Global Energy Monitor website.