Glass candle - A Wiki of Ice and Fire

A glass candle is a candle made of obsidian. Historically they burned, but they have not been reported to burn in recent memory.

Royalty-Free photo: Two clear shot glasses with fire

Lumiere, Disney Wiki

Wyndham Catacombs

Rennala Queen of the Full Moon

hand-blown glass votive candle holders & drinkware

What is the significance of the glass candle in ASOIAF? - Quora

Fire And Ice, The Brotherhood Of Saturn : vasoula2908 : Free Download, Borrow, and Streaming : Internet Archive

Maesters - A Wiki of Ice and Fire

Fire and Ice Candles - Australia

Make your own candle using ice cubes : r/DiWHY

Melted Candles, Disney Dreamlight Valley Wiki

Qarth - A Wiki of Ice and Fire

Fire and Ice Candles - Australia

WoodWick Candle Candles, Air Fresheners & Home Fragrance

The Legend of Zelda: A Link to the Past (Video Game) - TV Tropes