346 COLOUR GUIDE
Taaffeite | See p.87 | Taaffeite may
be pink, violet, colourless, pale green,
bluish, or red. It has a vitreous lustre
and is transparent.Spinel | See pp.80–81 | Found in red,
pink, orange, blue, violet, or blue-green,
spinel is transparent and has a lustre
that is vitreous.Ruby | See pp.76–77 | Occuring in red,
deep crimson, and pink shades, ruby has a
pearly, subadamantine, or vitreous lustre
and is transparent to opaque.Cuprite | See p.89 | Cuprite is carmine
red or dark grey in colour, has a transparency
that is translucent, and shines with a
metallic lustre.Sphalerite | See p.67 | Red-yellow,
yellow, green, brown, or black, sphalerite
is adamantine and greasy in lustre, and
transparent to opaque.Garnet (almandine) | See pp.258–63 |
Almandine is a red to violet-red variety
of garnet. It is transparent and has a
vitreous lustre.Rhodochrosite | See p.100 | Rhodochrosite
is pinkish to red in colour and can have
a vitreous or resinous lustre. It has a
transparent appearance.Coral | See pp.314–15 | Coral occurs
as red, pink, white, orange, blue, or brown.
It it ranges from translucent to opaque and
has a vitreous lustre.Rhodonite | See p.216 | Red, grey-red,
or orange-red, rhodonite’s lustre is
vitreous to dull and it can be transparent,
translucent, or opaque.Sunstone | See p.168 | Sunstone is
found in hues of red and brown, or golden
brown. It is aventurescent (with metallic
glitter), translucent to opaque, and vitreous.Quartz (rose) | See p.136 | Appearing
in a range of strong to pale pink colours,
rose quartz has a vitreous lustre and
is translucent.Orthoclase | See p.170 | Occurring
as yellow or colourless, orthoclase
has a vitreous or pearly lustre, and
a transparent appearance.Diaspore | See p.93 | Pink, greenish-brown,
colourless, white, yellow, or bluish, diaspore
has a vitreous or pearly lustre and is
transparent to translucent.Zoisite | See p.253 | Zoisite is red-violet,
green, brown, or bluish green with a vitreous
lustre. It can be transparent, translucent,
or opaque.Pezzottaite | See p.192 | Pezzottaite
is rose-red to pink with a vitreous
lustre. It ranges from transparent
to translucent.Beryl (morganite) | See pp.236–41 |
Morganite is soft pink to violet
or salmon, and transparent with
a vitreous lustre.338-347_Colour-Index.indd 346 13/06/2016 10:41