These are the most frequently used words in another edition of this book.
al
always
amethyst
beautiful
beryl
black
blue
brazil
brown
calcite
called
cleavage
color
colorless
come
common
copper
crust
crystals
de
deposits
diamond
due
earth
elements
emerald
especially
even
example
faces
first
form
formed
found
german
gold
gravity
greek
green
group
hardness
high
hydrothermal
important
iron
known
large
lead
light
localities
luster
material
may
metals
mine
mineral
mm
mostly
name
named
near
occur
often
old
ore
origin
original
production
properties
pyrite
quartz
red
rocks
salt
silicates
silver
size
small
sometimes
specific
stone
sulfur
surface
temperature
term
ti
times
topaz
tourmaline
type
upon
use
used
usually
variety
veins
water
white
yellow
zones