The phrase "a tiny speck of" is correct and usable in written English.
It can be used to describe something very small or insignificant in size or quantity.
Example: "In the vast universe, Earth is just a tiny speck of dust floating in the cosmos."
Alternatives: "a minuscule amount of" or "a small fragment of".
Glimpsing a tiny speck of daylight, Yuncui vowed to work herself free.
When you look at the political map of the UK it shows Brighton as a tiny speck of green next to a tiny speck of red, all drowning in a sea of blue.
There are, however, a pair of radio towers off the coast, on a tiny speck of dirt called High Island.
In that trial, a tiny speck of gunpowder residue found in George's pocket was central to his conviction.
But the only site the government has proposed is a tiny speck of sea off the coast of Northern Ireland.
I thought of the big-bang theory, wherein a tiny speck of matter and energy mysteriously explodes, expanding the universe.
The murder of the tsar and his family was but a tiny speck on the vast canvas of horror painted in Russian blood for more than half a century.
And those pics of puppies and sunsets or the one of you as a tiny speck in the center of some unbelievable landscape?
THE good news is that Nauru, a tiny speck in the middle of the Pacific, is back in touch with the outside world.
This was Iwo Jima, a tiny speck 600 miles south of Tokyo, whose central features were two airstrips, a narrow two miles of beaches and Mount Suribachi, an extinct volcano whose core and surface became a rabbit warren for munitions storage, artillery and mortar points, hospitals and living accommodations for 22,000 defenders.
Hudson Bay is enormous - more than three times bigger than the UK - and here we were, a tiny speck, 20 miles west of the coast, heading north.
