Mauser mad many models for many countries and had liscensed factories in many countries. So, without pictures it would take probably more than a thoustand words to try to nail down a specific enough description. Unless you are already a Mauser freak who knows the details to give verbally.
Any country markings? Letter codes? Proof marks? Large ring action or small ring? Pre-98 action or post? Long barrel or short? Type of wood (laminated or solid.)? Sling swivel type, number and orientation, or a sling slot cut through the stock? But plate design, Stamped or milled action parts?