This should be a reasonable matter of exporting your bookmarks from one browser and importing to another.
In Firefox access the Manage Bookmarks feature by;
- Right Click on a Bookmark on the Bookmarks Toolbar
- Menu sandwich, Bookmarks, Manage Bookmarks in the bottom left corner of the menu
- Ctrl-Shift-O
In the Import and Backup menu you should find everything you need to Export/Import some or all your bookmarks as a neutral HTML file format.
