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A

Aber Resources Ltd.

actinolite inclusion

ajoite in quartz

akoya cultured pearl

almandite garnet

Almazy Rossii-Sakha

Annenberg Diamond

antique cushion cut

antique jewelry

apatite inclusion

apple green jade

Apollo Diamond, Inc.

apprisal report

assembled stone

aventurine quartz

B

black lipped cultured pearl

C

calcite inclusion

cape chrisolite

cat's eye stone

chameleon diamond

change of color

Charles & Colvard

Charles E. Fipke

chemical vapor deposition

chemiluminescence

chromite series

chrysocolla chalcedony

clarity characteristic

coral -structure

cornflower blue

costume jewelry

cryptocrystalline

cusion-shaped brilliante

czecho national museum

D

DeBeers Millennium Star diamond

deep red sapphire

devitrified glass

Dia Met Minerals

diffusion treatment

discoid fracture

dyed chalcedony

E

Ekati Diamond Mine

engine turn effect

epigenetic inclusion

essence of orient

F

fracture filling

G

gadolinium gallium garnet

garnet and glass doublet

gem identification

GIA GEM INSTRUMENTS

goldstone glass

green agate

カルセドニーの変種としてのgreen agate

誤称としてのgreen agate

H

Hänni, Prof. Dr. H.A. Hänni

heart of eternity

heatwave effect

honeycomb structure

horsetail inclusion

How to but cabochon cut stone

How to distinguish gemstones.

I

imitation hematite

imitation pearl

immersion testing

immiscible liquids

included crystal

indented natural

internal graining

inverse spinel structure

irradiation treatments

ivory imitation

J

@

K

L

labradorescence

laser drill hall

Letseng Diamond Mine

M

magnesiochromite

magnesioferrite

magnetite series

methylene iodide

microcrystalline

millennium diamond

Millennium star diamond

Monarch diamond

mother of pearl

N

normal spinel structure

O

orange peel effect

organic gem materials

P

pavillion flash

pearl

ancient word of pearl

mother of pearl

Pegasus Overseas Ltd.

penetration twin

permanent shine treatment - PS treatment -

phanerocrystalline

photoluminescence

pinctada fucata

pinctada margaritifera

pinctada maxima

--amber simulant

platinum inclusion

polycrystalline

primary deposit

protogenetic inclusion

pyrite inclusion

Q

quench-crackling

R

rainbow moonstone

rainbow obsidian

reflections of tweezer

refractive index

The Rothschild Faberge Egg

ruby in zoisite

rutilated quartz

S

sapphire / synthetic sapphire doublet

sapphire / synthetic ruby doublet

see through effect

silver lipped cultured pearl

Sleeping Beauty Mine

slocum stone glass

snowflake obsidian

star of sierra leone

Stewart L. Blusson

strawberry quartz

strontium titanate

Schweizerische Stiftung für Edelstein-Forschung

Swiss Foundation for the Research of Gemstones

Swiss Gemmological Institute

symmetry

syngenetic inclusion

synthetic alexandrite

synthetic cubic zirconia

synthetic diamond

synthetic emerald

synthetic malachite

synthetic moissanite

synthetic rutile

synthetic sapphire

synthetic sapphire / strontium titanate doublet

synthetic spinel / strontium titanate doublet

synthetic stone

synthetic turquoise

T

Takayama historic site of the Jomon Era. including obsidian mine.

teeth of a sperm whale

tetraiodoethylene

thermoluminescence

tourmalinated quartz

triboluminescence

two immiscible liquids

two-phase inclusion

U

V

visible radiation

W

Wah-Wah mountains

weathering floor

Winspear Diamonds

X

Y

Yakut kimberlite pipe

Yehuda treatment

yttrium aluminum garnet

Z

zircon inclusion

zoisite

(C)Copyright 1999-2009 by Osamu FUKUMOTO.　All Rights Reserved.

　　