"200 Earth masses of pure gold, and maybe 500 Earth masses of platinum"
estimate of how much precious metal is mixed in the cloud of radioactive matter spewing out from the merger.
then there is the 2 second delay from the GW to the gamma ray burst...
.
. how good to be alive to see this astonishing event!! Cheers Ray
https://phys.org/news/2017-10-astron...us-metals.html