oh my....no way will that hold up to wear and use...let alone Laundry! and for a child???...I nearly fainted...
try to explain to her the fragile state of silk and how it must be cared for. Perhaps you can make her a special wall hanging from it or something..But please NOT a childs quilt!
the water damage with black spots..the spots are from mold.
you might also do some research online about the care of vintage silk.