'sheer array' is correct and usable in written English.
It is typically used to refer to something that is varied and impressive in number or size. For example: "She was amazed by the sheer array of products on offer at the store."
The sheer array of paper titles (Do syllables exist?
Yet the sheer array of such legislation is a testament to the sway that lobbyists can have as the session ends, when dozens of bills pour through legislative channels to the floor of the Assembly and Senate, sometimes with little debate.
You walk into many bars today, and the sheer array of product available is remarkable, and to some, perhaps daunting.
In sheer size, the forces arrayed onstage were impressive: the Roma Sinfonietta of about 100 was augmented by the Canticum Novum Singers, an ensemble of roughly the same size.
Clearly the sheer magnitude of data from the array is not comparable between studies and neither are the conclusions.
Beyond this sheer criminality, as he called it, an array of other ideas have been floated.
It takes a special kind of courage to undertake a moral quest -- knowing the overwhelming forces arrayed against you, knowing the sheer inertia of a system long in place.
The sheer amount of raw data generated on these arrays poses challenges for data analysis.
If Mr. Penn's array of microtrends is unrelentingly fascinating, the sheer number is a bit much to digest in one or even several sittings.
"The crew would be amazed by our technology and the sheer numbers of people on the globe, but the array of civilizations would be recognizable".
Detractors say while the plans might be of a much higher standard than the depressing array of substandard constructions hugging the Black Sea, the sheer scale of the resort will do lasting damage to the natural habitat.
