Yes, you must write a minute about storage details of the precious metals.
I wouldn't bother with insurance, a tank would be needed to rob the bank vault. Use a major bank branch, not a private storage facility that might go bankrupt.
Contact your bank about safety box costs, it varies based the size of the box. I believe your fund can pay the cost of the box if it is used 100% by the fund.
Apparently a guy in Canada had $750,000 worth of silver stolen from his home. I wouldn't store it home unless you have a safe cemented into the floor and a few attack dogs sitting nearby.
