Janice, inactive areas tend to have no or low offers. You may be facing capital gains taxes on the difference between the value at the date of inheritance and sale. (Different rules if you were gifted the property by a living person).
-If you sell, make sure that you protect yourself by not delivering anything until the money is in your hands or the hands of your attorney or escrow agent.
-I would also encourage you to read other posts in this site. It is replete with persons who inherited minerals that eventually paid off.
You might want to read The three legs of Mineral Ownership,