Gemfields

Gemfields Group Ltd (formerly Pallinghurst Resources Limited) is a company incorporated in Guernsey and headquartered in London, United Kingdom, and is a supplier of coloured gemstones. The company specializes in the mining, processing and sale of coloured gemstones, in particular emeralds and rubies. The group owns the "Kagem" emerald mine in Zambia and the "Montepuez" ruby mine in Mozambique. Gemfields produces around 25% of the world's emerald supply and around 50% of the world's ruby supply.
In addition to the gemstone mining and production assets the Group also owns and operates the Fabergé luxury brand.
Gemfields holds additional stakes in companies based in Zambia, Mozambique, Ethiopia and Madagascar. It also holds a minority stake in platinum-group metals producer Sedibelo Platinum Mines Limited.
In May 2017, the company's board (under the name of Pallinghurst Resources Limited) announced the terms of an offer to acquire the entire issued, and to be issued, share capital of Gemfields Ltd (then as Gemfields plc and listed on AIM), other than the Gemfields Ltd shares already held by the company – approximately 47%. Under the terms of the offer, each Gemfields Ltd shareholder was entitled to receive 1.91 Gemfields Group Ltd shares for each Gemfields Ltd share. The acquisition completed in late 2017 and Gemfields Ltd is now a 100% subsidiary of Gemfields Group Limited.
In February 2020, the company, under the name of Gemfields Group Limited, relisted the Gemfields brand on the AIM stock exchange, in London. The company is currently dual listed on the JSE and AIM.
In July 2009, Gemfields Ltd held its first emerald auction. To date, the company has held 35 auctions of rough emerald and beryl produced from "Kagem" which have generated revenues totalling USD 647 million.
In June 2014, Gemfields Ltd held a ruby and corundum auction in Singapore. To date, the company has held 13 auctions of ruby and corundum produced from Montepuez Ruby Mining Limitada (MRM) which have generated revenues totalling USD 584 million.
In 2019, Gemfields paid £5.8 million to settle accusations of human rights abuses by community members living near Montepuez Ruby Mine. The allegations included beatings, shootings, and sexual assault.
Gemfields Authorised Auction Partner.
Gemfields do have a special certification for auctioneers who visit & and have a successful winning bids at the auction. These companies are given the status of "Gemfields Authorised Auction Partner" which can only be used with bilateral agreements between Gemfields and the company. The companies can use the branding & identity in promotional materials for the individual companies.
Mines.
Kagem Emerald Mine.
Gemfields owns the "Kagem" emerald mine in Zambia which is responsible for approximately 25% of the world's emerald supply. The pit is around deep, exposing one concordant and four discordant pegmatites over a strike length of . Gemfields own 75% of the mine while the remaining 25% stake is held by the government in Lusaka.
The "Kagem" mine is the first emerald mine in the world to be assessed against Eco-Age’s Green Carpet Challenge (GCC) "Principles of Sustainable Excellence".
Large emeralds of note found in the Kagem deposit include the ‘Inkalamu’, the Lion Emerald, a 5,655 carat Zambian emerald crystal with remarkable clarity and a perfectly balanced golden green hue.
Montepuez Ruby Deposit.
Gemfields Ltd acquired a 75% stake in the "Montepuez" ruby deposit in Mozambique in February 2012. The "Monepuez" ruby deposit is located in the northeast of Mozambique in the Cabo Delgado Province. Covering approximately .
Large rubies of note found in the "Montepuez" deposit are the "Rhino Ruby" (40.23 carats), and the "Eyes of the Dragon" (45 carats).
Montepuez residents have accused private security forces employed by Gemfields at the Montepuez Ruby Mine of perpetrating acts of violence against local community members. These accusations include robberies, shootings of illegal miners, arson of local homes to clear area for mining, and in one case, burying an illegal miner alive.
In February 2020, a tunnel collapse at Montepuez Ruby Mine killed eleven people.
Subsidiaries.
Fabergé.
Gemfields Ltd acquired Fabergé Limited on 28 January 2013. This valued the brand at approximately USD 142 million.
Oriental Mining.
Gemfields owns "Oriental Mining SARL", a company incorporated in Madagascar. Oriental has 9 exploration licences covering emeralds, rubies, sapphires, tourmalines and garnets in Madagascar.
Web Gemstone Mining.
Gemfields owns 75% of Web Gemstone Mining, PLC, with a mining co-operative of local villagers owning 15% and Mazengia Demma owning the remaining 10%. The company holds a 200-square-kilometre emerald exploration license in southern Ethiopia. Exploration activity began in June 2015 in an area to the north of the licence, called the Dogogo Block. The area was selected based on favourable geological settings and evidence of past artisanal activity. 
Web Gemstone Mining has halted all operations since 29 June 2018 because of a protest organised by local youth groups. On 31 July 2018, an armed mob attacked and breached the sort house and strong room, and looted all emerald stock stored within.
Corporate responsibility.
During the mining process, the mines are getting prepared for backfilling, to reduce the environmental impact and allow for faster ecological restoration.