The phrase "also because it is" is correct and usable in written English.
You can use it to provide an additional reason or explanation for something that has already been mentioned.
Example: "I enjoy hiking, also because it is a great way to connect with nature."
Alternatives: "in addition to the fact that it is" or "as well as being".
This program is different not only for its scope, but also because it is mostly orchestral.
The company released the book this year instead of on the 30th anniversary for comedic effect, but also because it is eager to evoke its glory days.
Java is an ideal platform for implementing mobile code systems, not only because of its portability but also because it is designed with security in mind.
The Åland Islands is a region entirely distinct from Finland, not only because of its geographic separation but also because it is surrounded by the sea.
Little more can be revealed, not only because the novel's suspense should not be betrayed, but also because it is so hard to paraphrase its dramatic power.
A new gene engineering technology has recently made it through the media, not only because of its technical advantages, but also because it is in the focus of an epic patent battle between two academic institutions.
However, FCV may be unsuitable for this purpose due its higher acid sensitivity and also because it is normally a respiratory pathogen in felines [11].
We have chosen this target in part because of its diverse functions related to tumor progression, and also because it is expressed in tumor neovasculature, as is PSMA.
It is also because it is consonant with the entire body of human self-deception.
Also, because it is made of recycled paper, the product can be handled easily, without gloves.
They sleep in Mr. Shuldiner's apartment, partly because it has air-conditioning but also because it is so tidy.
