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OJSC Dolomite

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OJSC Dolomite is a Russian producer of metallurgical and construction dolomite associated with the NLMK Group.

Last updated August 26, 2026

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Overview

OJSC Dolomite is a Russian mining and mineral-materials company that forms part of the country's metallurgical complex and is associated with the NLMK Group. Its principal resource base is the Dankov dolomite field in Lipetsk Oblast, where dolomite exploration has been carried out since 1932. The company is identified as the only producer of metallurgical dolomite in Russia's Central Black Earth economic region and as a major contributor to national and regional supply. Dolomite is used in steelmaking as a flux and refractory-related input, as well as in construction and road works. OJSC Dolomite's product range includes fluxed dolomite, converter dolomite, dolomite flour, and crushed rock. The company's location near established transport infrastructure is strategically important because its principal customers are industrial consumers, particularly steel producers, for whom reliable bulk-mineral logistics are essential. The business is primarily oriented toward the domestic Russian market. Steelmaking companies represented the largest customer category cited for the company, accounting for 69% of total sales volume in 2005. NLMK itself accounted for 51% of the company's sales structure in that year, illustrating the close commercial relationship between the dolomite producer and its industrial group affiliation. In 2005, production reached approximately 1.9 million tonnes. Reference material describes OJSC Dolomite as mining 55% of all dolomite produced in Russia and 43% of production in the Commonwealth of Independent States. These figures position the company as a strategically significant supplier within the regional metallurgical raw-materials chain, although the cited data are historical and should not be treated as current market shares. The available reference material does not establish a separate consumer-facing brand strategy, public website, current executive team, listing status, or present production level. Accordingly, OJSC Dolomite is best understood as an industrial operating company and specialist mineral supplier rather than a broad consumer brand.

History

OJSC Dolomite is connected to the Dankov dolomite field in Lipetsk Oblast, an area that has been explored since 1932. The field provides the geological basis for the company's role in supplying dolomite to Russia's metallurgical and construction sectors. Over time, the operation developed around the extraction and processing of dolomite into products suitable for industrial consumers rather than retail buyers. The company occupies a specialized position within the Russian metallurgical complex. Its principal material is dolomite, a carbonate mineral used in steelmaking applications including flux-related processes. OJSC Dolomite's product mix also includes dolomite flour and crushed rock for construction and road works, allowing the operation to serve both metallurgical customers and users of bulk mineral aggregates. Transport access is an important feature of the operation. The facility is located near developed transport infrastructure, which supports movement of heavy, bulk products to industrial customers. This is particularly relevant because steelmaking companies form the company's largest stated customer group. In 2005, steelmakers accounted for 69% of total sales volume, while NLMK represented 51% of the company's sales structure. The company was described as part of the NLMK Group and as a major producer within Russia and the Commonwealth of Independent States. The cited reference states that it mined 55% of Russia's total dolomite output and 43% of CIS output, while also identifying it as the only producer of metallurgical dolomite in the Central Black Earth economic region. These percentages are historical claims associated with the available source and are not confirmed as current figures. In 2005, production reached approximately 1.9 million tonnes. The company mainly sold into the domestic Russian market. Available reference material does not provide a detailed account of corporate founding formalities, ownership changes, management appointments, later capital projects, current production, or present operating status. Its documented historical identity is therefore that of an industrial mineral producer closely integrated with the Russian steel supply chain and the NLMK Group.

  • 2005

    Production reaches approximately 1.9 million tonnes

    [1]

    Reported company production reached approximately 1.9 million tonnes. Steelmaking companies accounted for 69% of sales volume, and NLMK accounted for 51% of the sales structure.

  • 1932

    Exploration of the Dankov dolomite field begins

    [1]

    The Dankov dolomite field in Lipetsk Oblast began being explored, establishing the long-term resource base associated with OJSC Dolomite.

Products and positioning

A strategically located Russian supplier of metallurgical dolomite and related crushed mineral products, serving steelmaking and construction customers, primarily in the domestic market.

  • Metallurgical mineral

    Fluxed dolomite

    A processed dolomite product supplied for metallurgical use, particularly in steelmaking applications where dolomite serves as a fluxing and mineral input. The available source identifies fluxed dolomite as one of the company's principal product categories but does not provide technical specifications or grades.

  • Metallurgical mineral

    Converter dolomite

    Dolomite intended for converter-related steelmaking use. It forms part of OJSC Dolomite's metallurgical product mix and is primarily associated with industrial customers rather than consumer markets. Specific formulation, quality standards, and current availability are not documented in the supplied material.

  • Processed mineral powder

    Dolomite flour

    A finely processed dolomite material included in the company's product range. The source does not specify its exact end-use applications, particle-size grades, packaging, or current production status.

  • Construction aggregate

    Crushed dolomite rock

    Crushed dolomite supplied for construction and road works. This line broadens the company's market beyond metallurgical consumers into infrastructure and aggregate applications, although the available reference does not state specific grades, volumes, or project customers.

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