Was it used by a Man (race not gender)? NO

Used by an Elf?

Used by an Elf? YES

Used by a Lorien Elf?

Made of metal?

Used by a Lorien Elf? YES

Made of metal? We are not told what the "object" is made of. My guess is that it was NOT made of metal, but you could make it out of metal, so my guess could be as wrong as anybodys ;)

Used by Haldir or one of his brothers?

The screen on their flet?

Used by Haldir or one of his brothers? NO

Is it in Caras Galadhon?

Is it in Caras Galadhon? No
The object is not in a fixed position so to speak. I guess that at times it could well be in Caras Galadhon, but it is not mentioned there...

Is its user named?

Is its user named? Yes

Is it spherical or circular in some way?

Is it spherical or circular in some way? No

Did the Fellowship have any contact with it (see it, hear it, anything)?

Did the Fellowship have any contact with it (see it, hear it, anything)?
YES

Did they have contact with it after they had left Caras Galadhon?

Did they have contact with it after they had left Caras Galadhon? Yes

The black paddles on the swan boat?
Something to do with the boat?

The black paddles on the swan boat? No
Something to do with the boat? No not as such

Did it belong to Galadriel?

Did it belong to Galadriel? Yes, I would assume it belonged to her, at least she used it. :)

Mirror of Galadriel?

The cup of parting?

Mirror of Galadriel? no
The cup of parting? No, but nice guess.

The pitcher Galadrial used to put the water in her mirror?

The pitcher Galadrial used to put the water in her mirror? No

Galadriel's harp?

Always you, Firefoot :D

Third Age?

2nd Age?

Object?

a weapon?

Living?

Thank you, thank you.
 

Third Age? Yes
2nd Age? No
Object? Yes
a weapon? No
Living? No

Unique?

Unique? In all probability, No

Can it be worn?

Is it a jewel?

Can it be worn? No
Is it a jewel? No