It has a core of thestral tail hair.
Albus Dumbledore is master of the Elder Wand The Elder Wand's core is Thestral
Malfoy never held or owned the Elder Wand. He was the Master of the Elder Wand because he had disarmed Dumbledore, who was the owner of the Elder Wand. Harry later disarmed Malfoy, so he became the Master of the Elder Wand.
The "Elder Wand" was made by Death himself.
It's made of a branch of the elder tree as you probably know and has a "Thestral Hair" core. Hope this helps!
I am not aware that there is any ancient writing on the elder wand.
No. The elder wand is the most powerful wand in all the wizarding world.
The elder wand is a 15 inch wand crafted by Death himself. It is made of Elder and has Thestral hairs as it's core which is a tricky substance but as Thestrals can only be seen by those who have seen someone die it seems apropriate after all death made it. It is said that it is fashioned by Death in the tale, but it is pointed out that this is probably not true and that it was just fashioned by the eldest of the three brothers.
It is merely made out of an elder tree because it's the Elder wand..
The elder wand is buried with him
No wands have names in harry potter, except the elder wand. Harry's wand is just referred to as "Harry's wand".
Severus Snape never has the Elder wand, nor was he ever its master.
No.