1.
The igneous rock that floats on water: p_______
2.
The igneous rock underlying the College: g______
3.
When lava solidifies it forms this rock: b______
4.
Rubbing a mineral on a tile forms a s______
5.
The least useful method of identifying a mineral: c______
6.
Igneous rocks formed from expelled lava: e___________
7.
Extrusive igneous rocks tend to have s______ crystals
8.
Igneous rocks formed from magma below the surface: i__
9.
Intrusive igneous rocks tend to have l______ crystals
10.
Igneous rock that chill so rapidly no crystals form: o_
11.
A mineral so soft it can be scratched with a nail: t____
12.
A mineral that scratches all other minerals: d_______
13.
A mineral that is shiny demonstrates m__________ lustre
14.
All rocks are made of m_____________
15.
Molten rock below the earth's surface is called m_______
16.
Magma that flows above the earth's surface is called l____
