Rocks Flashcards
Igneous rocks are majorly
Crystalline,Acidic and hard and impervious
Examples of plutonically formed rocks are and extrusive are
Gabbro diorite |||basalt
Examples of mechanically formed rocks are
Clay,sandstone,breccia and conglomerates
Organically formed sedimentary rocks are divided into 2 namely
Calcerous(limestone and chalk) and and carboneous(peat,lignite and coal)
Chemically formed sedimentary rocks are
Gypsum,nitrate
Metamorphic rocks are formed from
Pre existing rocks
Examples of metamorphic rocks are
Marbles,Quartzite,Gneiss,schist and graphite
Slate is formed from____and marbel from____,Gneiss formed from And Graphite from
Clay and limestone ,granite ,coal
Marble is used for___ while Gneiss is used for
Tiles and construction
Gold diamond and tin are gotten from
Metamorphic rocks
Zuma rock is located in
Niger state
Mountains are divided into
Fold,Block,Residual,Volcanic mountain
