Thanks. There are no marks on itThat's rather pretty.
My guess would be it's a floral brooch, and that the "bones" are pieces of coral. Often, white coral was used in jewellery but dyed red, and the dye would fade after burial in the ground. There seem to be some residual traces of pink on yours.
This kind of thing (Victorian):
View attachment 2048375
Difficult to say much more unless there are some helpful maker marks or hallmarks.
Thank YouNice!!! Congrats!!!