Is the sword of Godric Gryffindor a horcrux?

It is interesting to note that the sword is the only one of the main relics of the Hogwarts Founders that is not a Horcrux but one of the few things that can destroy a Horcrux.

Who was head of Hufflepuff House?

Professor Pomona Sprout
We can learn a lot from Professor Pomona Sprout, resident Herbology whizz and Head of Hufflepuff house – a truly eccentric inspiration.

When did Dumbledore get the ring?

1996
Activation. In the Summer of 1996, when Dumbledore found the ring under the rotting floorboards of the Gaunt shack, he saw it immediately as the Hallow that he had desired for so many years, the Resurrection Stone.

Did Voldemort have a Gryffindor Horcrux?

Voldemort was said to be very interested in the four founders of Hogwarts. He created a Horcrux from the Ravenclaw diadem, the Hufflepuff cup, and the Slytherin locket. Did he try to find a Gryffindor relic to complete the set, or did he not bother?

Could Voldemort have taken the sword from the Sorting Hat?

And, as we know, only Gryffindors can take the sword from the Sorting Hat. Voldemort, as a Slytherin, wouldn’t be able to even if he wanted; he’s really better off giving up since he is unable to acquire it by himself.

Why is the Sword of Gryffindor so powerful?

It (the sword) only takes into it, that which makes it stronger. Dark Magic does not make it stronger, so the sword could not be possessed with a piece of Voldemort’s soul. The sword of Gryffindor remained true, and Neville used the sword to kill Nagini. That’s one powerful weapon.

Why didn’t Tom Riddle turn the sword into a Horcrux?

Turning the sword into a horcrux would make it weaker, thus impossible with goblin made material. Opportunity. One of the reasons Tom Riddle wanted to become a Hogwarts teacher, was so he would have access to the library and all of the historical artifacts held throughout the school.