Princess Charlotte's passion revealed by Princess Kate in chat with seven-year-old during royal engagement

The AW Hainsworth heritage textile mill was originally owned by Kate's great-grandfather, Noel Middleton.

The Prince of Wales also visited a print-works factory in Lancaster during her trip to northern England.

As the princess was leaving the factory she chatted with members of the public.

During a conversation with Emily, seven, Kate asked what the child's favourite hobby was, to which the young girl replied "Dancing."

The Princess of Wales said: "My daughter Charlotte likes dancing, she loves ballet and tap...Keep up the dancing."

Earlier this year, it was reported that Princess Charlotte's classmates had given the young royal an unusual nickname.

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Katie Nicholl told Entertainment Tonight that Charlotte's classmates refer to her as "Warrior Princess"

The royal commentator added that the nickname was given to Charlotte, 8, due to her personality.

Nicholl said regarding Charlotte: "She loves climbing trees and she's very much an adventurer.

"I'm wondering if that might be a nickname that will stick with her."

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Prince William is known to refer to Charlotte as 'Mignonette', which means 'small and delicate' in French.

The Princess of Wales's nickname for her daughter is "Lottie".

During a recent visit to Northern Ireland, Kate said: "Oh, he’s the same age as Lottie" when discussing a child's age.

Princess Charlotte is third in line to the throne behind her father Prince William and her elder brother Prince George in the Royal Family's line of succession.