gloomstone
nounUK /ˈɡluːmstəʊn/
US /ˈɡluːmstoʊn/
A gloomstone is a dark, sad-looking rock that feels cold and shadowy.
The children found a smooth gloomstone hidden under the old oak tree.
OTHER MEANINGS
2. A heavy feeling of sadness that seems stuck in one place.
A gloomstone of worry sat in his chest all day.
3. A dull gray gemstone said to bring quiet, serious moods.
She wore a gloomstone ring that matched the cloudy sky.
4. A gloomy place or spot where light rarely reaches.
The corner of the basement was a real gloomstone.