Married unbeliever

Question. Can a Christian married unbeliever ? 

First read
http://www.gotquestions.org/married-unbeliever.html

What is husband and wife

http://bible.com/111/mat.19.5.niv and said, ‘For this reason a man will leave his father and mother and be united to his wife, and the two will become one flesh’  ?

Christian cannot married unbeliever

http://bible.com/111/2co.6.14.niv Do not be yoked together with unbelievers. For what do righteousness and wickedness have in common? Or what fellowship can light have with darkness?

Must not divorce if can live together.

http://bible.com/111/1co.7.12.niv To the rest I say this (I, not the Lord): If any brother has a wife who is not a believer and she is willing to live with him, he must not divorce her.

But if unbeliever left. Not very clear. It did not stated that then divorce your wife. But mentioned not bound in such circumstances.

http://bible.com/111/1co.7.15.niv But if the unbeliever leaves, let it be so. The brother or the sister is not bound in such circumstances; God has called us to live in peace.

Won over by behavior.

http://bible.com/111/1pe.3.1.niv Wives, in the same way submit yourselves to your own husbands so that, if any of them do not believe the word, they may be won over without words by the behavior of their wives,

Inner self beauty

http://bible.com/111/1pe.3.4.niv Rather, it should be that of your inner self, the unfading beauty of a gentle and quiet spirit, which is of great worth in God’s sight.

This articles Concluded that should set the goal of won over or save the unbeliever.

Now next question. Can the Christian house have the idol altar?