Rocks and minerals are the silent storytellers of our planet’s history. From the towering granite peaks to the grains of sand beneath our feet, they bear witness to the Earth’s evolutionary saga. Dive into this Rock trivia collection to discover intriguing facts about the stones that shape our world. Whether you’re a seasoned geologist or simply a curious mind, these questions will offer a glimpse into the vast and fascinating realm of geology. Get ready to test your knowledge and unearth the secrets of the Earth’s building blocks!
If you like Nature Trivia like this, check out:
Before you start, reveal all answers! Hide all answers!
1. What rock is commonly known as table salt? Reveal Answer Halite 2. Which rock is made from cooled and solidified magma? Reveal Answer Igneous rock 3. What sedimentary rock is formed from hardened clay? Reveal Answer Shale 4. What rock forms at the bottom of the sea from accumulated skeletons of sea creatures? Reveal Answer Limestone 5. Which rock is commonly used for making sculptures and is soft enough to be carved easily? Reveal Answer Soapstone 6. What process turns limestone into marble? Reveal Answer Metamorphism 7. Which rock often contains fossils and is made of sand grains? Reveal Answer Sandstone 8. Which igneous rock has a very fine grain and is often black in color? Reveal Answer Basalt 9. What type of rock forms from the compaction and cementation of mineral grains? Reveal Answer Sedimentary rock 10. What is the primary mineral present in granite? Reveal Answer Quartz 11. Which rock is formed under high heat and pressure? Reveal Answer Metamorphic rock 12. What is the hardest known natural mineral? Reveal Answer Diamond 13. What is the softest mineral on the Mohs scale? Reveal Answer Talc 14. Which rock is often porous and can hold water? Reveal Answer Pumice Reveal Answer Hematite 16. What shiny mineral was once used in pencils? Reveal Answer Graphite 17. What is a naturally magnetized mineral? Reveal Answer Magnetite 18. Which rock is used to produce cement? Reveal Answer Limestone 19. What type of rock is coal? Reveal Answer Sedimentary 20. Which rock is composed mainly of the skeletal fragments of marine organisms? Reveal Answer Limestone 21. Which igneous rock is light in color and has a coarse grain? Reveal Answer Granite 22. What is the green mineral commonly found in metamorphic rocks? Reveal Answer Chlorite 23. What is a rock with a layered appearance called? Reveal Answer Foliated 24. Which mineral is the primary component of drywall? Reveal Answer Gypsum 25. What rock can float on water due to its porosity? Reveal Answer Pumice 26. Which stone was historically used to make tools due to its ability to be flaked? Reveal Answer Flint 27. What is the most abundant mineral in Earth’s crust? Reveal Answer Feldspar 28. What shiny, metallic-looking mineral is a common source of lead? Reveal Answer Galena 29. Which rock is derived from the alteration of shale? Reveal Answer Slate 30. What mineral is commonly used as an abrasive and has a hardness of 9 on the Mohs scale? Reveal Answer Corundum 31. Which rock is formed when sand, silt, and clay are compacted together? Reveal Answer Mudstone 32. Which mineral exhibits a play of colors and is often used in jewelry? Reveal Answer Opal 33. What is a rock called that consists mostly of quartz and feldspar grains? Reveal Answer Granite 34. Which stone was used by ancient civilizations for carving statues and building temples? Reveal Answer Marble 35. What is the primary component of most sand? Reveal Answer Quartz 36. What rock is formed by the solidification of lava on Earth’s surface? Reveal Answer Basalt 37. Which rock has bands of different minerals? Reveal Answer Gneiss 38. What is a precious gemstone form of corundum? Reveal Answer Ruby 39. Which mineral is known for its ability to produce a soapy feel when touched? Reveal Answer Talc 40. What common household item is made using the mineral halite? Reveal Answer Salt 41. Which type of rock is formed when bits of rock and organic material are pressed together? Reveal Answer Sedimentary 42. What stone was revered by the ancient Chinese and used in carved ornaments? Reveal Answer Jade 43. Which mineral is a primary source of aluminum? Reveal Answer Bauxite 44. Which rock undergoes transformation due to heat, pressure, or chemically active fluids? Reveal Answer Metamorphic 45. What is the most common volcanic rock? Reveal Answer Basalt 46. Which mineral is the primary component in many purple gemstones? Reveal Answer Amethyst 47. What is the process called when minerals replace organic material in a rock? Reveal Answer Petrification 48. Which rock is considered the parent rock of quartzite? Reveal Answer Sandstone 49. What shiny, golden mineral has been a symbol of wealth throughout history? Reveal Answer Gold 50. What black, glassy rock forms from rapidly cooling lava? Reveal Answer Obsidian 51. Which rock contains enough valuable minerals to be mined for a profit? Reveal Answer Ore Sharing is Caring: