Just as "psychology" and sociology" are extremely broad and encompassing, so too are "attraction" and "self-identity."
It is easier to understand complex facets of personality and behavior as a spectrum from null to extreme.
Most people fit in the center of the curve, but that does not mean the outlying data is wrong or incorrect.
A typical bell curve:

Unfortunately there is no easy list of facets that encompass what it means to be masculine or feminine. Such a list would probably differ depending on who made it.
Facets of attraction can be about power dynamic, body shape, skills & talents, attitude, and so many other details!
Are you, or are you looking for someone who is....
- decision maker - collaborator - follower
- dominant - mixed - subordinate
- protector - independent - protected
- taker - shared responsibility - giver
And that list has just a few facets that could make a difference in whether you feel attracted to someone immediately, or for the long term.
Images are various flags indicating self-concept. Attractions can include, but are not limited to:

Self Identitiy: Images are various flags indicating gender self-concept. Gender variations can include, but are not limited to:
