Ann: Placement to Raise $100 Million, page-38

Nope, try again.
You've missed the point.

LOL, you're expecting the terrorists to sell the ore on ebay or something?
(Rhetorical question)

It's irrelevant what the train may weigh.
The point is, to cause disruption to the operation, by any means.

Shoot the drivers, derail the loco, whatever.

Here's a list of terrorist disruptions that have occurred with Indian railways alone;
https://www.satp.org/satporgtp/countries/india/database/railwayattack.htm

It does happen.

Whether you care to acknowledge this or not, I couldn't care less, but activity like this to extort money is a real risk in places like Africa.