This caused Thorin to develop a deep resentment for Thranduil and other elves that followed. Thranduil only appears at the beginning of the film, where he pays homage to Thror and ultimately turns away from the Dwarves. After Smaug attacked Erebor. Middle-earth Film Saga An Unexpected Journey In the film, it is added that Thranduil raised Tauriel for at least six hundred years, something of a foster daughter. Her husband, Thranduil, came to Erebor to retrieve them, but. However, the queen fell in Gundabad and never got to wear them. The White Gems of Lasgalen were fashioned by the Dwarves of Erebor for the Elven-queen of Mirkwood. The character is properly named in Tolkien's The Lord of the Rings, and appears. The White Gems of Lasgalen are a set of jewels featured in The Hobbit. In that iteration, Thranduil leaves the Dwarves and doesn’t aid them when Smaug invaded Erebor, causing Thorin to develop a strong dislike for Elves. He first appears as a supporting character in The Hobbit, where he is simply known as the Elvenking, the ruler of the Elves who lived in the woodland realm of Mirkwood. However, it truly came to an end when Thrór refused to return Thranduil's white gems that used to belong to his wife. However, their friendship deterred when Thrór ignored Thranduil's warnings that he was growing greedy as his treasure expanded. In The Hobbit trilogy, it is also added that Thranduil was once great friends with Thrór, the king of Erebor. Along the way Bilbo reveals that as part of the treasure gifted him by the King Dain Ironfoot, he received the White Gems of Lasgalen, which he plans to gift to. She seems to have passed away before the events of the novel or joined her kin across the sea (In The Hobbit: The Battle of the Five Armies, it is stated that the Queen of Mirkwood passed away). Married to a woman he loved very much, the couple had a son named Legolas. Her husband, Thranduil, came to Erebor to retrieve them, but due to a dispute over payment, was denied them, leading to a severing of his alliance with the Dwarves of Erebor. When his father fell in battle, Thranduil became king of Mirkwood. The White Gems of Lasgalen were fashioned by the Dwarves of Erebor for the Elven-queen of Mirkwood.

I got that impression as well but I was a bit supprized it wasnt made more obviously as I think it would have been an effective plot point reinforcing elements of the stories of all of the Mirkwood elf characters. Thranduil was born during the reign of his father, King Oropher as King of Mirkwood. I think it was the gems belonging to Thranduil´s dead wife.

White gems of lasgalem