The phrase 'an iconic example' is correct and usable in written English.
It can be used when referring to something that is very famous or widely recognized in its field. For example, "The Statue of Liberty is an iconic example of the history and culture of the United States."
For an iconic example of postwar flatware, Georg Jensen's Caravel is hard to beat.
His wish that his children "not be judged by the color of their skin but by the content of their character" became an iconic example of alliteration.
Among the highlights is an untitled marble carving -- part fertility symbol, part benevolent protector -- by Costantino Nivola, an iconic example from the late artist's long series of figures inspired by the indigenous art of his native Sardinia.
Dalí's Lobster Telephone is an iconic example of one of their most haunting discoveries, the "surrealist object", a ready-made thing or combination of things that speaks in some obsessive, inexplicable way to the artist.
The imagery, employed by Mr. Bryan during his ill-fated campaign for president in 1900, is an iconic example of American political poster-making, and it captured the imagination of Gov. Andrew M. Cuomo, who keeps a framed reproduction on a wall of his office suite at the Capitol.
Search including Bing and Google —is an iconic example of this level of pull.
"When we consider how well [firehosing] has worked in other countries such as in the Philippines with [president Rodrigo Duterte] and Donald Trump in the US, [the latter being] a pretty iconic example, we see that people are inclined to only get their information from a specific source or group—and that source will be influential in forming their opinions.
He described the misfortune as a recent yet already iconic example of the horror of war's collateral damage.
At the chapter's close, he lists a few iconic examples: nylons, vinyl records, silicone.
It was a pretty serious business, severe and theoretical: Joseph Kosuth's "One and Three Chairs," an iconic early example, consists of a folding chair placed against a wall, a photograph of the same chair on the wall to one side of it, and a dictionary definition of "chair," enlarged and hung on the wall to the other side.
Ceausescu today is the iconic example of the arrogance of power brought to an end by the will of the people.
