The wand of Severus Snape is of unknown length, wood and core materials.
Vine wood with a dragon heartstring core until it was taken by Greyback and his snatchers. After they escaped from the Malfoy mansion Hermione used Bellatrix's wand: walnut and dragon heartstring, 12.5 inches, unyielding for Hermione.
Hermione's wand is of Vine wood, which is a light greeny/brown colour...
Voldemort's wand is a yew and phoenix feather wand. The phoenix feather in the center of Voldemort's wand is from Fawkes (Prof. Dumbledore's pet) the same phoenix who donated another feather for the center of Harry Potter' wand. J.K. Rowling has said that she chose yew for Voldemort because it is poisonous, and symbolilzes death.
The wand of Ginny Weasley is of unknown length, wood and core materials
The wand of Severus Snape is of unknown length, wood and core materials.
the wand was made of elder wood, thus its nickname "the elder wand"
It has never been mentioned in either the books or the films what his wand is made of
Her wand is made of vine wood and dragon heartstring core; vine is the wood ascribed to Hermione's fictional birth month (September) on the Celtic Calendar.
Wand
The only known fact concerning the wand is that it is 15 inches long.
A wand is usually made from a type or types of wood. A nectarine is a fruit. I am unaware of any 'nectarine wand'. Perhaps you could elaborate?
Ron's wand was made of ash wood & has a unicorn hair in the core.
Snapeβs wand is made of blackthorn wood with a dragon heartstring core.
Some say his wand was made of English Oak but this is not proven.
what kind of wood made out of
It is presently unknown what Horace Slughorn's wand make up is, in both what wood it was crafted from, and its magical material core.