Moonstone- colourless to yellowish gray, highly translucent to semitransparent variety
Amazonite- opaque light green to blue-green feldspar with a distinctive mottled or striated appearance.
Labradorite- gray or colourless to yellow feldspar containing inclusions of other materials that produce a variety of visual effects. Oregon produces semitransparent to transparent red to green (or bicoloured) material (sunstone , heliolite, or plushstone).
Brilliantly iridescent blue/purple/yellow/green material from Finland is known as spectrolite.
Orthoclase- transparent yellow feldspar resembling citrine quartz or yellow beryl.
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