study of rocks

(a)  

one who studies rocks

(a)  

3 types of rocks (alphabetical order, no comma or "and", ONE space only in between words)

(a)  

Latin word for fire

(a)  

are formed from the cooling of molten rock at or below the crust

(a)  

molten rock beneath the crust

(a)  

molten rock that reaches the crust

(a)  

2 types of igneous rocks (alphabetical, no comma or "and", ONE space only in between words)

(a)  

other name for extrusive igneous rocks

(a)  

name of Roman fire god

(a)  

cools fast with small crystals

(a)  

other name for intrusive

(a)  

god of the lower world on classical Greek mythology

(a)  

cools slowly with big crystals

(a)  

the (a)   the magma cools, the smaller the crystals

What type of rock is our crust (mostly)

(a)  

What type of rock is the ocean floor?

(a)  

texture formed when magma cooling is fast

(a)  

texture formed when magma cooling is slow

(a)  

texture formed when magma cooling is very rapid

(a)  

the texture of obsidian

(a)  

texture of rock with hole-like structures

(a)  

color of felsic

(a)  

color of andesitic

(a)  

color of basaltic

(a)  

color of ultramafic

(a)  

felsic rocks are made out of mostly (a)  

texture of basalt

(a)  

texture formed when large and small minerals can be seen on the rock at the same time

(a)