Why did these 6 ASX 200 mining shares experience double-digit growth this week?

What a week for ASX 200 mining shares!

At the time of writing, the S&P/ASX 200 Materials Index (ASX: XMJ), which incorporates all the mining shares, is up by an extraordinary 9.28% for the week.

Among the winners this week were six major ASX 200 mining shares, as…