The Plant "Minera Escondida" in Chile produced 266,794 tons of metallic copper in 2018, but not 1,242,687 tons of copper

From the series of publications 
"So they create a fairy tales for the investor" - 
"They draw up the necessary documents
and begin to search for the simpleton..."   

Plant "Minera Escondida" (Chile)

Owners:
57.5 % BHP Billiton (Australia)
30 % Rio Tinto (UK)
10 % JECO Corp. (Japon)
2.5 % International Finance Corp. (USA)

In 2018, The Plant "Minera Escondida" in Chile produced 266794 tons of copper cathode (metallic copper), which the owners can sell on the exchange.

Let's count:
How many tons of copper each owner can sell at the exchange price:

57.5 % BHP Billiton (Australia) - 153407 tons of copper cathode;
30 % Rio Tinto (UK)  - 80038 tons of copper cathode;
10 % JECO Corp. (Japon) - 26679 tons of copper cathode;
2.5 % International Finance Corp. (USA) - 6670 tons of copper cathode.

The Plant "Minera Escondida" produced 975893 tons of copper concentrate in 2018, too. Copper concentrate from The Plant "Minera Escondida (Chile) is an intermediate product that is cheap and requires further processing and significant financial costs. The concentrate is stones, sand, minerals, but not metals. 
The Plant "Minera Escondida" does not produce either gold or silver.

 Ph.D. Natalia Petrovskaya 

  References

1. http://www.nuevamineria.com/revista/ganancia-neta-de-escondida-se-dispara-mas-de-40-durante-el-2018/
2. https://miningdataonline.com/property/147/Escondida-Mine.aspx
3. https://www.portalminero.com/wp/minera-escondida-registra-menor-produccion-de-cobre-y-ganancias-caen-un-20-por-ciento-entre-enero-y-septiembre/
4. https://consejominero.cl/quienes-somos/mapa-minero/minera-escondida/
5. https://www.imercados.cl/wp-content/uploads/2019/07/2019-07-14-BHP-Informe-de-Sustentabilidad-2018-Minera-Escondida-Pampa-Norte.pdf
6. http://www.guiaminera.cl/minera-escondida-ltda/