Peruvian citizens, stranded in Chile after the border was closed as preventive measure, gather on the street outside a Peruvian consular office during the coronavirus disease (COVID-19) outbreak, in Santiago, Chile April 30, 2020. REUTERS/Ivan Alvarado

A Peruvian citizen, stranded in Chile after the border was closed as preventive measure, passes a paper through a closed door at a Peruvian consular office during the coronavirus disease (COVID-19) outbreak, in Santiago, Chile April 30, 2020. REUTERS/Ivan Alvarado

Peruvian citizens, stranded in Chile after the border was closed as preventive measure, gather on the street outside a Peruvian consular office during the coronavirus disease (COVID-19) outbreak, in Santiago, Chile April 30, 2020. REUTERS/Ivan Alvarado

A Peruvian child, stranded in Chile after the border was closed as preventive measure, uses a mobile phone on the street outside a Peruvian consular office during the coronavirus disease (COVID-19) outbreak, in Santiago, Chile April 30, 2020. REUTERS/Ivan Alvarado

A Peruvian citizen, stranded in Chile after the border was closed as preventive measure, rests on a mattress on the street outside a Peruvian consular office during the coronavirus disease (COVID-19) outbreak, in Santiago, Chile April 30, 2020. REUTERS/Ivan Alvarado

A Peruvian citizen, stranded in Chile after the border was closed as preventive measure, places a tent on the street outside a Peruvian consular office during the coronavirus disease (COVID-19) outbreak, in Santiago, Chile April 30, 2020. The banner reads 'Vizcarra (Peru's president) remember your people in Chile'. REUTERS/Ivan Alvarado

A man, carrying food for miners, walks towards a mine in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A miner enters a restaurant on a street in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Houses stand in La Rinconada, the Andes, Peru, October 5, 2019. The yellow placard reads: "Armed surveillance, Firing order". REUTERS/Nacho Doce

A miner stands next to a bag of rocks collected from a gold mine in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Two 'pallaqueras' known as a gold pickers, watch a truck unload rocks that were extracted from a gold mine onto the floor in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A man, carrying bottles of beer, rests before walking to a mine in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A man who works as a miner, carries a baby on a street in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Snow covers the rooftops of houses in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A shrine sits on a roc kface in La Rinconada, the Andes, Peru, October 4, 2019. REUTERS/Nacho Doce

A miner sits in a shop which buys gold, in La Rinconada, the Andes, Peru, October 4, 2019. REUTERS/Nacho Doce

A woman carries a child as she walks down a street in La Rinconada, the Andes, Peru, October 4, 2019. REUTERS/Nacho Doce

A miner pulls a cart loaded with his belongings on a street in La Rinconada, the Andes, Peru, October 4, 2019. REUTERS/Nacho Doce

A nurse stitches a head wound of an injured miner who said he was assaulted, at a health centre in La Rinconada, the Andes, Peru, October 4, 2019. REUTERS/Nacho Doce

Houses stand in La Rinconada, the Andes, Peru, October 6, 2019. REUTERS/Nacho Doce

Homes lived in by miners, stand on a street in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

Eva Chura, 42, a 'pallaquera' known as a gold picker, measures the height of her three-month-old son Alizon, at a health center in La Rinconada, the Andes, Peru, October 4, 2019. REUTERS/Nacho Doce

A miner sharpens a tool on a street in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A woman uses an empty bottle and a hose to collect defrosted water from snow, from the roof of her home in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Miners are pictured working in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Miners are pictured working in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Miners crush rocks that were extracted from a gold mine, in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A cross stands in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A tractor drives past mines in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A cross stands in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A 'pallaquera' known as a gold picker, searches for gold on a street in the town of La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

Eva Chura, 42, a 'pallaquera' known as a gold picker, holds a tin of milk provided by the government of Peru, at her home in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

Yaquelin, 10, who is the daughter of Eva Chura, a 'pallaquera' known as a gold picker, licks a piece of ice at the entrance of their home in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

Yunce, 12, kisses his three-month-old brother Alizon at the entrance of their home, which they share with their siblings and mother Eva Chura who is a 'pallaquera' known as a gold picker, in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

Mines are pictured in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A miner drives a truck loaded with stones that were extracted from a gold mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A miner hangs clothes up to dry in La Rinconada, in the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

The daughter of a miner throws garbage on a trash heap, in front of La Bella Durmiente (The Sleeping Beauty) glacier in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

A woman washes clothes in a bucket on a street in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

A miner walks towards public showers on a street in La Rinconada, the Andes, Peru, October 10, 2019. The sign reads: "Hot Showers". REUTERS/Nacho Doce

A padlock and string are used to secure a closed door shut, in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

Miners take a break during a shift at a gold mine in La Rinconada, the Andes, Peru, October 9, 2019. REUTERS/Nacho Doce

A petrol tank is pictured inside a home in La Rinconada, the Andes, Peru, October 8, 2019. REUTERS/Nacho Doce

A man carrying food for miners walks towards a gold mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

Miners walk towards a gold mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A miner poses for a photograph at the entrance of a mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A woman carries a baby on her back as she sells fruit on a street in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A miner shows a piece gold that was found in a gold mine, to Reuters, in La Rinconada, in the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Miners walk along a street in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A woman sells fruit on a street in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

A miner crushes rocks that were extracted from a gold mine, in La Rinconada, the Andes, Peru, October 5, 2019. REUTERS/Nacho Doce

Yaquelin, 10, Yunceo, 12, and Nataly, 14, holding her three-month-old brother brother Alizon, stand near the entrace of their their home that they share with their mother Eva Chura who is a 'pallaquera' known as a gold picker, in La Rinconada, the Andes, Peru, October 11, 2019. REUTERS/Nacho Doce

Eva Chura, 42, a 'pallaquera' known as a gold picker, poses for a photograph in the town of La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

A miner fils tubes made from newspaper with dynamite, in a gold mine in La Rinconada, the Andes, Peru, October 10, 2019. REUTERS/Nacho Doce

Nataly, 14, and her brother Luis Miguel, 3, watch TV at their home in La Rinconada, the Andes, Peru, October 11, 2019. REUTERS/Nacho Doce

Clothes are hung up to dry outside a miner's home in La Rinconada, the Andes, Peru, October 11, 2019. REUTERS/Nacho Doce

A man carrying food for miners, walks towards a gold mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A 'pallaquera' known as a gold picker, searches for gold on a street in the town of La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

A miner poses for a photograph at the entrance of a mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce

Miners walk towards a gold mine in La Rinconada, the Andes, Peru, October 7, 2019. REUTERS/Nacho Doce