A Mother Of Three’s Headstone

My mother passed away in 2021 due to suicide/overdose. It has been very difficult on my siblings and me. She had an immediate burial due to the state of her body. We didn’t get to see her buried, and we can’t find her grave easily without her headstone. It breaks my heart the most for my youngest sibling who is just a baby in high school and cannot properly grieve her death. I wish there was more I could do, but I am a single mom with a baby who I had very shortly after her passing. I don’t usually ask for help, but I don’t know what else to do. Anything would be so appreciated.