The phrase "an inseparable element" is correct and usable in written English.
It can be used to describe something that is fundamentally linked or cannot be separated from another thing, often in discussions about concepts, relationships, or components.
Example: "Trust is an inseparable element of any successful partnership."
Alternatives: "a fundamental part" or "an integral component".
Irony, in his words, would "become an inseparable element of the general vision of war in our time".
Recent battles have been won by those who assert that religion is an inseparable element of culture, to be celebrated -- not shunned -- by public officials.
Sulfur is an inseparable element of some peptide chains as well as compounds being significant in the course of energetic processes in a cell (Sękowska et al. 2000).
It's an inseparable element with pictures in my mind, a kind of sound illustration to a visible scenery.
Necrophilia is an inseparable element of this rebranding process, witnessed by the ghoulish non-stop worldwide television coverage of the shrouded corpse of Michael Jackson being airlifted to the Los Angeles county morgue.
12 Due to various fall-related threats, the analysis of the risk of falling should constitute an inseparable element of dexterity evaluation in the elderly, particularly those with lower extremity OA.
It is thus an inseparable component of our causal concept.
Supply chain management is taken into account as an inseparable component in satisfying customers' requirements.
Hence, we show that KIE is a systemic feature of IS and that new knowledge, innovation and entrepreneurship are inseparable elements of a dynamic IS.
Oxidative stress and mitochondrial dysfunction are also two inseparable elements of PD, where mitochondria are a common target of several genetic and environmental risk factors.
In some photos, vegetation encompasses the whole of the frame, while others, such as the shot from underneath the George Washington Bridge (above), situate these slices of nature as inseparable elements of the urban landscape.
