Limestone
At a glance
- Type
- Rock
- Group
- Sedimentary rock
- Crystal system
- None (a rock)
- Hardness
- Medium (3 to 5.5)
- Colour
- White, Grey, Yellow
- Lustre
- Dull
- Use
- Building, Industry
- Difficulty in WildGuessr
- Medium
Did you know?
- Much limestone is made of shells and skeletons of tiny sea creatures that piled up on the seabed.
- Rainwater slowly dissolves limestone and carves out caves, such as those of the Moravian Karst.
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 Q23757 · All stones · All entries