The phrase "as a unique form" is correct and usable in written English.
It can be used to describe something that is distinct or different in a particular way, often in a context discussing types or categories.
Example: "The artist's latest work is celebrated as a unique form of expression that challenges traditional boundaries."
Alternatives: "as a distinct type" or "as an individual category".
Andrew Bolton, who curated the show, described Guo's decoration of Western silhouettes as a unique form of "auto-Orientalism".
In 1922 the psychiatrist Hans Prinzhorn published The Art of the Insane, which features his collection of his patients' paintings and drawings, illustrating what he sees as a unique form of creativity.
The Novelle also survived as a unique form, although unity of mood and style often replaced the traditional unity of action; the importance of the frame was diminished, as was the necessity for maintaining absolute objectivity.
Mami Kataoka, chief curator of the Mori Art Museum in Tokyo, said she asked the Kalleinens to help organize a complaints choir because she saw it as a unique form of participatory art in which choir members could co-produce a work of art along with a composer.
Traditional Chinese medicine (TCM), as a unique form of natural medicine, has been used in Chinese traditional therapeutic systems over two thousand years.
Nevertheless, Eraut (2009) argues that learning is closely connected to the context, which indicates that apprenticeships performed in different workplaces can be viewed as a unique form of education.
Because texting was his only severe problem at that time, Dr. Kaskar speculated that there might be a part of Broca's area that handles texting as if it were a unique form of language or communication.
Eye contact, when used as a sign, is a unique form of communication all in itself.
The suicide note, which he identified as a literary genre with a unique form, is a fairly recent invention coinciding with the rise of literacy and the press, he told the class.
We live under a unique form of colonialism in South Africa, as well as in Israel..."...
Megakaryocytes are large, polyploid cells that undergo a unique form of mitosis known as endomitosis.
