Gabbro
At a glance
- Type
- Rock
- Group
- Igneous rock
- Crystal system
- None (a rock)
- Hardness
- Hard (5.5 to 7.5)
- Colour
- Grey, Black
- Lustre
- Glassy
- Use
- Building
- Difficulty in WildGuessr
- Hard
Did you know?
- Gabbro is the coarse-grained twin of basalt: same chemistry, but its magma cooled slowly underground.
- Much of the lower part of the ocean crust is made of gabbro.
Could you guess it from clues?
WildGuessr picks a secret animal, plant, fungus, stone, prehistoric creature or space object and you ask yes-or-no questions about it, such as its group or where it grows. The fewer clues you need, the more points you score.
Similar stones
Classification, names and conservation status come from Wikidata (CC0), the photo from Wikimedia Commons. Wikidata Q46947 · All stones · All entries