The lingam is the representation of the masculine reproductive energy. The seed of life is transferred through this part. It is vital to have a healthy sexual relationship to feel fulfilled
The hematite in lingam is great to use if one is looking to ground ones self in there sexual nature, it helps with the kundalini yoga for spiritual enhancement
gift or use the hematite if one is trying to transcend there sexual experiences to different and new dimension of pleasure and ecstasy.