"striking gap" is correct and usable in written English.
You can use it to describe a large difference between two numbers, facts, etc. For example, "The striking gap in wages between men and women is an issue that needs to be addressed."
A striking gap is found with digital still cameras.
In the wider world, we forecast a striking gap between surging emerging markets and sluggish rich economies.
A striking gap has opened, therefore, between those who make grand strategy and those who reflect on it.
At the very least, Riis would still see a striking gap between the extent of chronic need and the resources available to dispel it.
More than any fundamental difference in the materials themselves, captive metadata accounts for the striking gap that has emerged between the research tools available in law and in other disciplines.
When Aidan began to fail in the early grades — specifically, when there was a striking gap between his verbal intelligence and his ability to learn to read — we stepped in.
But two months before these systems must be in place, striking gaps in resources and readiness suggest that people will have widely varying experiences in trying to purchase health insurance.
It's based in an upstate New York compound, a kind of hallowed Center Parcs for stricken Gap models.
On the carrier strike gap – ships without the right planes for a decade – even No 10 admits the risk.
As a result the start of the school year is being postponed until March 8th.Yet despite these similarities and the fact that Saturday's quake was hundreds of times more powerful than the one that struck Haiti the gap between the two countries' levels of development and disaster preparation means that the aftermath will be very different.
Aided with rocket artillery support, the 117th Division attacked the ROK 15th Infantry Regiment in full force while four Chinese battalions from the 116th Division struck the gap between the 1st and 2nd Battalions of the US 8th Cavalry Regiment.
