___________ is formed when rock pieces are combined together with minerals.
marble
limestone
Marble can be ___________.
polished
broken
What type of rock is it?
gemstones
soil
Small and smooth rocks are called ________.
pebbles
rocks
Gravel is usually found near ________.
volcano and garden
rivers or beaches
_______ are formed after rocks undergo very high heat and pressure.
quartzite crystals
gems
What is it?
cement
speckled
Gemstones make beautiful _____.
jewellery
clay
What type of rock is it?
marble
gravel
Whta is it?
concrete
soil
What type of rock is it?
slate
clay
What type of rock is it?
clay
granite
What is it?
bike
excavator
What type of rock is it?
marble
slate
Huge rocks are called _________.
boulders
stones
Granite is _________.
tough
speckled
Breaking of rocks in to smaller pieces is _________.
weathering
breaking
What is it?
boulders
soil
_________ is formed after cooling of lava.
basalt
volcano
What is it?
rock
sand
Small rocks are called ________.
stones
pebbles
What is it?
sand
clay
Slate can be ______ into thin sheets.
cut
stick