Improve Chalk meaning in Urdu

Is there any meaning of the word chalk that needs an edit? Please click that meaning to rewrite it.

چاکچاککیلشیم کاربونیٹالسر مین مُستَعمَل ہےکھریاکھریاکھریارام کھلیتباشیرکھریا سے لکھنا

Is there any meaning of the word chalk that needs to be removed from the list? Please click that meaning to mark it for deletion.

چاکچاککیلشیم کاربونیٹالسر مین مُستَعمَل ہےکھریاکھریاکھریارام کھلیتباشیرکھریا سے لکھنا

Do you want to add a new meaning, definition, and a sentence of the word chalk? Please feel free to add.