In one direction was an enormous mass of iron, scarcely detectable; in another a great number of smaller masses; in a third an isolated mass, comparatively small in size.
Here is an enormous mass of granite, the origin of which we are not now inquiring after, but the causes of its present form.
An enormous mass of personal impressions taking the form of Commentaries, Memoirs and Diaries (Tagebucher).
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "enormous mass" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.