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Sudbury exists because an asteroid struck here 1.85 billion years ago and melted the crust. The metal was concentrated by the impact — the only major orebody with that origin story.
Yang dihasilkan
Nickel
A silvery metal that resists rust, which is why it goes into stainless steel — and, more recently, into the cathodes…
Copper
The reddish metal that carries electricity better than anything except silver, and which humans have been smelting…
Cobalt
A hard, bluish metal that keeps a battery's cathode stable so it does not overheat, and that holds its strength when…
Palladium
Platinum's cheaper cousin for most of the twentieth century, then briefly more expensive than gold because petrol…
Platinum
A dense, unreactive metal that speeds up chemical reactions without being consumed by them.
"Produk sampingan" adalah logam yang dipulihkan karena kebetulan berada dalam batuan yang sama, bukan karena dicari secara khusus. Pasokannya oleh karena itu mengikuti ekonomi logam primer, bukan ekonominya sendiri.
Siapa yang memilikinya
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