The phrase "a primary element of" is correct and usable in written English.
It can be used to describe something that is a fundamental or essential part of a larger concept or system.
Example: "Trust is a primary element of any successful relationship."
Alternatives: "a key component of" or "an essential part of".
Being defenseless is a primary element of childhood.
Food is traditionally a primary element of Italian life.
In other pieces, the natural markings on the stone become a primary element of the work.
"This year, the festival is coming to Bristol, a place where music is such a primary element of the DNA of the city.
Of particular concern was the apparent collapse of a power-sharing government and suggestions by the rebels that disarming their troops, a primary element of the peace accord, would not take place for the time being.
In the piece, Sendak explains why his writing and illustration style is so markedly different from the plethora of children's works already on the scene: "Being defenseless is a primary element of childhood.
This indeed cuts out certain classes of speculations and enforces the need for confined microspaces as a primary element in the origin of life.
We propose that Eed1 is the primary element of a regulatory cycle which controls hyphal extension on a transcriptional level.
To conceptualize the system we have just described, consider the flux-pumped SQUID as the primary element of a multi-frequency circuit.
This study presents a novel design for a spiral finned crystallizer which is the primary element of progressive freeze concentration (PFC) system, which simplifies the setup of the conventional system.
Then there's BizTalk Server, which integrates applications both within a company and between companies across the Internet a primary element of the architecture.
