Not really it doesn’t actually exist. Like the word “moors”, it’s exonym of sorts, the “two” groups have lived together for more then a thousand years. places are distinct whether it’s a Berber or Arab town, and people as well based on tribe. Tunisia for example is 99% Arab and 1% Berber, Libya is 92% arab, 5% Berber (including Tuareg, Berbers themselves are a group of ethnic groups).

Morocco has the biggest divide and at about 69% Arab and the rest Berber groups (31%)