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Rocks&Minerals

The flashcards will help you revise the terms related to Rocks&Minerals.

DescriptionTerm
The study of the origin, structure and composition of the Earth. Geology
The scientists who studies rocks. Geologists
Rocks formed by solidification of the molten material. Igneous Rocks
I am a rock formed due to slow cooling of lava. I am very hard and is used for flooring.Who am I? Granite
I am formed as a result of rapid cooling of lava. I am mainly used in construction and in making ultra fibers.Who am I? Basalt
I am formed as a result of quick cooling of lava. I have smooth,black,glassy surface. I am used in making ornaments.Who am I? Obsidian
I am an igneous rock formed by rapid cooling of lava that was frothy with a lot of air within it. I am also the only rock that can float on water. Who am I? Pumice
The molten rock present below the surface of the Earth. Magma
The molten rock that comes to the surface of the Earth during a volcanic eruption. Lava
Rocks formed as a result of deposition and compaction of sediments. Sedimentary Rocks
Any animal or plant is was once living but is now preserved in a rock. Fossil
I am a soft stone that is formed of sand particles deposited close together. I was used in making Red Fort. Who am I? Sandstone
I am a rock formed of skeletal remains of tiny sea creatures. I am rich in Calcium. Who am I? Limestone
I am a fossil fuel formed as a result of deposition and compaction of dead and decaying plants in a swamp over millions of years. Who am I? Coal
I am a sedimentary rock formed of round stones such as pebbles, gravel and boulders. Who am I? Conglomerate
I am a sedimentary rock that is formed of solidifies clay. I am widely used in making cement and bricks. Who am I? Shale
The rocks that have changed their form due to physical and chemical changes in igneous, sedimentary or older metamorphic rock as a result of intense heat and pressure. Metamorphic Rock
I am a metamorphic rock formed from Granite. Who am I? Gneiss
I am formed from sandstone and I am rich in mineral quartz. Which metamorphic rock am I? Quartzite
The rock that was used in building Taj Mahal is made from which sedimentary rock? Sandstone
A naturally occurring substance with a fixed composition and definite properties. Mineral
The series of events that result in the transformation of one rock type to another. Rock Cycle
A rock that contains sufficient amount of useful mineral to make its separation worthwhile and economical. Ore
Aluminium ore commonly found in Jharkhand. Bauxite
The key component of talcum powder that makes soapstone. Talc
The non-metallic mineral used for making chalk, cement and Plaster of Paris. Gypsum
The crystalline form of carbon which has some mineral impurity in it makes up these type of Stones. Semi-precious stones
The transparent form of crystalline carbon which is highly prized one. Precious stone
The green coloured gemstones made up of crystalline berryllium aluminium sulphate. Emerald
The gemstone composed of corundum having iron and titanium impurities. Sapphire
Created by: dhdhwani
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