What operational issues has GEMFIELDS GROUP LIMITED said are affecting Montepuez Ruby Mining?

Management cited delayed VAT refunds, deteriorating security and persistent illegal mining, lower grades, high rainfall restricting site access, and a stalled ramp‑up of the second processing plant, all reducing near‑term production and cash generation.

Gemfields — TickStock

Timeline

Gemfields posts $23m ruby auction revenue but flags worsening grades at Mozambique mine

08:47, 30 Jun 2026 · Updated 16:25, 30 Jun

Mining Today: Arkle Resources accelerates Namibia uranium drilling, East Star Resources, Gemfields, Caledonia Mining

17:16, 23 May 2026

Small Caps Today: Creo Medical raises £5.5m and sells 49% stake, EnQuest, Arkle Resources, and more ...

13:18, 22 May 2026

Gemfields' Kagem auction nets US$26.8m as top-tier emeralds hold value amid softer average pricing

09:01, 22 May 2026

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The image depicts a mineral exploration site with geologists actively conducting fieldwork. One worker is analyzing rock samples while another is documenting findings, with drilling equipment visible in the background.

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Gemfields Group Limited is a colored gemstone producer and supplier operating emerald and beryl mines in Zambia and Madagascar, with additional exploration assets in Mozambique. The company is listed on the AIM market and operates as a mid-cap producer in the global colored gemstone sector, generating revenue primarily through the sale of rough emeralds and other beryl varieties. Gemfields maintains a vertically integrated model that includes mining operations, processing, and direct sales through its Fabergé retail division.

Sector: Mining & Metals
Market: AIM

Insight

What premium ruby grade did GEMFIELDS GROUP LIMITED report at Montepuez in the five months to 31 May?

GEMFIELDS GROUP LIMITED reported a premium ruby grade of approximately 0.03 carats per tonne at Montepuez in the five months to 31 May.

Updated 30 Jun 2026

Insight

How successful was Gemfields' Kagem emerald auction in late May 2026?

Gemfields' Kagem higher‑quality emerald auction in late May 2026 achieved a 99% sell‑through and showed robust competition for top‑tier stones.

Updated 30 Jun 2026

Insight

Who was appointed interim chief executive of GEMFIELDS GROUP LIMITED?

GEMFIELDS GROUP LIMITED appointed its chief financial officer as interim chief executive following the announced CEO departure.

Updated 30 Jun 2026

Insight

Why is GEMFIELDS GROUP LIMITED facing cash-flow pressure in 2026?

GEMFIELDS GROUP LIMITED is facing cash-flow pressure in 2026 driven by operational challenges at Montepuez Ruby Mining and wider market liquidity issues in the ruby segment.

Updated 30 Jun 2026

Insight

What were the results of Gemfields' Trade Select ruby sale in June 2026?

In June 2026 Gemfields' new Trade Select ruby format raised USD 23.1m, achieved a 93.2% sell‑through by weight and realised an average price of USD 66.30 per carat.

Updated 30 Jun 2026

Identifiers

Ticker: GEM
Market: AIM
ISIN: GG00BG0KTL52
LEI: 21380017GAVXTCYS5R31

Learn more on:

Wikidata GLEIF

Timeline

Gemfields posts $23m ruby auction revenue but flags worsening grades at Mozambique mine

Mining Today: Arkle Resources accelerates Namibia uranium drilling, East Star Resources, Gemfields, Caledonia Mining

Small Caps Today: Creo Medical raises £5.5m and sells 49% stake, EnQuest, Arkle Resources, and more ...

Gemfields' Kagem auction nets US$26.8m as top-tier emeralds hold value amid softer average pricing

More in Mining & Metals

Arc Minerals schedules Botswana drilling for August

Panther Metals hits sulphide mineralisation across two drill holes at Wishbone VMS prospect

Shuka Minerals hits zinc mineralisation in first northerly drill holes at Kabwe

Mining Today: Kazera Global seals life-of-mine China partnership, Xtract Resources, Cornish Metals, First Tin

Kazera Global secures funded partnership with Chinese group

Rockfire partner Eastern Resources sees high grade gold at Rockfire

Small Caps Today: Capita profit warning hits outsourcer hard, Grit Investment Trust, Amcomri, Kazera Global, Bango, TruFin . . .

ECR Minerals identifies 200-metre gold corridor at Butterfly Creek

Hamak Gold receives Verdant IMAP investment for Akoko project

Alien Metals JV hits high-grade silver discovery below Elizabeth Hill mine workings

Kendrick Resources discovers high-grade rare earth breccia at Teufelskuppe

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