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Kagem Emerald Mine

Africa Non-Metal 

GEMFIELDS’ Kagem to recommence emerald mining

May 13, 2025May 9, 2025 admin Kagem Emerald Mine

LONDON – Gemfields is pleased to announce that Kagem Mining Limited (“Kagem”), the emerald mine in Zambia which is 75%

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Non-Metal 

Gemfields: losses due to disrupted market for emeralds and lower rubies production

April 22, 2025April 16, 2025 admin Kagem Emerald Mine, Montepuez Ruby Mine

LONDON: Gemfields the publication of the Company’s audited Annual Report and Accounts for the year ending 31 December 2024. Total

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Non-Metal 

Gemfields reports continued demand for rough emeralds and rubies

August 8, 2024August 5, 2024 admin Kagem Emerald Mine, Montepuez Ruby Mine

LONDON – Gemfields has released information about its operational results and financial position for the six months ended 30 June

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Non-Metal 

Robust auction results for higher-quality emeralds

June 13, 2024June 10, 2024 admin Kagem Emerald Mine

LONDON – Gemfields has announced the results of an auction comprised of higher-quality rough emeralds held during the period 13

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Non-Metal 

Gemfields latest: Commercial Quality Emeralds Auction Results

September 25, 2023September 20, 2023 admin Gemfields, Kagem Emerald Mine

Gemfields has announced the results of an auction comprised of commercial quality rough emeralds held during the period 29 August

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Africa Non-Metal 

Gemfields announces record emerald auction results

June 9, 2023June 5, 2023 admin Gemfields, Kagem Emerald Mine

LONDON – Gemfields has announced the results of an emerald auction comprised of higher-quality rough emeralds held during the period

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Europe Non-Metal 

Giant 7,525 carat ‘rhino emerald’ sells at Gemfields auction

December 9, 2021December 8, 2021 admin Gemfields, Kagem Emerald Mine

LONDON – Gemfields has announced the results of an emerald auction comprising a series of five sequential mini-auctions held during

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Africa Non-Metal 

Gemfields produces 73.2k carats of premium emeralds in 6 months

September 28, 2021September 26, 2021 admin Kagem Emerald Mine

Having been suspended in March 2020, operations at Kagem Mining Limited saw a phased resumption from March 2021, with operations

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Africa Non-Metal 

Gemfields returns to strong operational and financial performance

September 27, 2021September 24, 2021 admin Gemfields, Kagem Emerald Mine, Montepuez Ruby Mine

LONDON – After what has been a challenging 18 months for most businesses, the second quarter of 2021 has provided

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Africa Non-Metal 

New all-time record for commercial quality emerald

August 13, 2021August 12, 2021 admin Gemfields, Kagem Emerald Mine, Zambia

LONDON – Gemfields has announced the results of an auction of predominantly commercial quality rough emeralds held from 28 July

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Africa Non-Metal 

Gemfields restarts its mining operations

March 2, 2021March 1, 2021 admin Gemfields, Kagem Emerald Mine, Montepuez Ruby Mine

Gemfields Group has announced that both its 75% owned Kagem Mining Limited (Kagem) emerald mine and 75% owned Montepuez Ruby

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Africa Non-Metal 

Gemfields holds sufficient gemstone inventory for 3 auctions

December 27, 2020December 27, 2020 admin Gemfields, Kagem Emerald Mine, Montepuez Ruby Mine

Gemfields presently holds sufficient rough gemstone inventory to be able to host one auction of each of (i) mixed quality

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Africa Non-Metal 

Kagem’s emeralds yield average price of USD 59.84 per carat

December 14, 2020December 14, 2020 admin Gemfields, Kagem Emerald Mine, Zambia

Gemfields has announced the results of its series of five small and sequential emerald auctions held during the period 2

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Africa Non-Metal 

Gemfields progresses with five mini emerald auctions

November 12, 2020November 12, 2020 admin Gemfields, Kagem Emerald Mine, Montepuez Ruby Mine, Zambia

Gemfields Group’s typical auction schedule consists of five to six auctions per year: two of mixed-quality rubies and three to

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REFRACTORIES & FURNACES

Design features of modern induction furnaces
Refractories/Insulation 

Design features of modern induction furnaces

January 21, 2025January 17, 2025 admin

The design of the electric induction furnace provides for the presence of a melting and so-called induction furnace units. The

Durability and wear monitoring of blast furnace 4 at ROGESA
Refractories/Insulation 

Durability and wear monitoring of blast furnace 4 at ROGESA

January 15, 2025January 13, 2025 admin
Metal melting and energy saving in different types of melting furnaces
Refractories/Insulation 

Metal melting and energy saving in different types of melting furnaces

January 14, 2025January 10, 2025 admin
ROTARY KILN monitoring: Decisions that drive efficiency
Refractories/Insulation 

ROTARY KILN monitoring: Decisions that drive efficiency

November 15, 2024November 14, 2024 admin

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PRODUCT NEWS

Outokumpu Stainless modernises of its Steckel mill in Finland
Product News 

Outokumpu Stainless modernises of its Steckel mill in Finland

May 21, 2025May 19, 2025 admin

Outokumpu Stainless modernises of its Steckel mill in Finland Outokumpu Stainless (OTK) in Tornio, Finland, granted SMS group the FAC

Media handling systems for fast and safe handling of stirred mill media
Product News 

Media handling systems for fast and safe handling of stirred mill media

May 16, 2025May 13, 2025 admin
Concast continuous casters to increase billet and bloom production capacities
Product News 

Concast continuous casters to increase billet and bloom production capacities

May 14, 2025May 13, 2025 admin
Automation technology for high-capacity hot strip mill upgrade
Ferrous Metals Product News 

Automation technology for high-capacity hot strip mill upgrade

April 30, 2025April 29, 2025 admin
Infrared temperature measurement for aluminium rolling processes
Product News 

Infrared temperature measurement for aluminium rolling processes

April 29, 2025April 25, 2025 admin
Evolution in motion – Nordberg HP450e cone crusher 
Product News 

Evolution in motion – Nordberg HP450e cone crusher 

April 22, 2025April 16, 2025 admin
Anode Weighing and Casting Machine with superior casting accuracy
Product News 

Anode Weighing and Casting Machine with superior casting accuracy

April 16, 2025April 13, 2025 admin

SERVICES

Paul Wurth completes reline of ArcelorMittal blast furnaces
Services 

Paul Wurth completes reline of ArcelorMittal blast furnaces

January 12, 2022January 12, 2022 admin

Paul Wurth, part of SMS group, has completed its work relining the blast furnaces of ArcelorMittal’s Juiz de Fora steel

Maersk intends to form joint venture with Grindrod in South Africa
Services 

Maersk intends to form joint venture with Grindrod in South Africa

December 4, 2021December 3, 2021 admin
HBIS Wusteel signs maintenance contracts with Primetals
Services 

HBIS Wusteel signs maintenance contracts with Primetals

June 1, 2021May 31, 2021 admin
Shutdown services tailored to suit customers
Services World 

Shutdown services tailored to suit customers

March 3, 2021March 2, 2021 admin

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