Final exam colored stones
"Marabá" amethyst is often - ANS-much less saturated in coloration than amethyst from
different assets however coloration is uniform
A large gem category based totally on chemical composition and crystal structure is a -
ANS-gem species.
A carved design that initiatives slightly from a flat or curved surface is called a(n) -
ANS-cameo
a cylindrical synthetic crystal produced through a melt process - ANS-Boule
a awesome trade in gem coloration under unique kinds of lights, coloration change most not
unusual gems - ANS-alexandrite
A gem coloured with the aid of an detail it really is a part of its fundamental chemistry is
called - ANS-idiochromatic
a gem colored by means of trace elements in its crystal structure - ANS-allochromatic
a gemstone capacity to tolerate the results of light,changes in temperature or the action of
chemicals - ANS-balance
a gemstone ability to face up to put on,warmth and chemical substances - ANS-durability
a gemstone resistance to breaking and chipping - ANS-toughness
a gemstone resistance to scratches and abrasions,at once associated with the strenght of
the chemical compounds bonds between its atoms - ANS-hardness
A predominant source of black star sapphire is - ANS-thailand
A metric carat equals - ANS-zero.20 gram.
A herbal, inorganic substance with a characteristic chemical composition and usually
characteristic crystal structure is a(n) - ANS-mineral
a sample of darkish vertical traces or bands shown by means of certain gema whilst
considered through a spectroscope - ANS-absortion spectrum
A process that consists of cleaning, buffing, and occasionally bleaching, completed to make
cultured pearls presentable and attractive, is called - ANS-Process
, A quantity of stones of similar or blended qualities, from a single mine or from diverse
assets, supplied for sale together is known as a - ANS-parcel
A rainbow effect created whilst light is broken up into spectral colorations through skinny
layers is - ANS-iridescense
a small illness within the crystal structure of a fabric which could absorb light and deliver rise
to a color - ANS-color middle
A snakeskin structural pattern is usual of - ANS-synthetic opal.
A special form of interference phenomenon that produces patches of natural spectral shades
- ANS-difraction
A substance that includes atoms of handiest one kind is a - ANS-Chemicals detail
A treatment that makes turquoise less porous without the use of polymers and improves its
capacity to take an amazing polish is - ANS-the Zachery method
A unit mobile defines a mineral's - ANS-simple identification.
Adularescence is as a result of - ANS-scattering of mild
After irradiation, which gem's shade is solid under normal sporting conditions? - ANS-Golden
beryl
All garnets have essentially the same - ANS-crystal shape
An angular, hollow space that resembles a mineral inclusion is called a - ANS-terrible crystal
Aragonite is a crystallized shape of - ANS-calcium carbonate
Asterism in black superstar sapphire is due to - ANS-Hematite
Australian sapphire's blue shade is often described as - ANS-inky
Blue sapphire's most common crystal dependancy is a(n) - ANS-spindle-shaped hexagonal
pyramid or bipyramid
Blue sapphire's pleochroic colorings are normally - ANS-slightly greenish blue and barely
violetish blue
Blue sapphires that originate in basaltic rock usually have - ANS-excessive iron content
material
Both tiger's-eye and hawk's-eye quartz are - ANS-microcrystalline aggregates
"Marabá" amethyst is often - ANS-much less saturated in coloration than amethyst from
different assets however coloration is uniform
A large gem category based totally on chemical composition and crystal structure is a -
ANS-gem species.
A carved design that initiatives slightly from a flat or curved surface is called a(n) -
ANS-cameo
a cylindrical synthetic crystal produced through a melt process - ANS-Boule
a awesome trade in gem coloration under unique kinds of lights, coloration change most not
unusual gems - ANS-alexandrite
A gem coloured with the aid of an detail it really is a part of its fundamental chemistry is
called - ANS-idiochromatic
a gem colored by means of trace elements in its crystal structure - ANS-allochromatic
a gemstone capacity to tolerate the results of light,changes in temperature or the action of
chemicals - ANS-balance
a gemstone ability to face up to put on,warmth and chemical substances - ANS-durability
a gemstone resistance to breaking and chipping - ANS-toughness
a gemstone resistance to scratches and abrasions,at once associated with the strenght of
the chemical compounds bonds between its atoms - ANS-hardness
A predominant source of black star sapphire is - ANS-thailand
A metric carat equals - ANS-zero.20 gram.
A herbal, inorganic substance with a characteristic chemical composition and usually
characteristic crystal structure is a(n) - ANS-mineral
a sample of darkish vertical traces or bands shown by means of certain gema whilst
considered through a spectroscope - ANS-absortion spectrum
A process that consists of cleaning, buffing, and occasionally bleaching, completed to make
cultured pearls presentable and attractive, is called - ANS-Process
, A quantity of stones of similar or blended qualities, from a single mine or from diverse
assets, supplied for sale together is known as a - ANS-parcel
A rainbow effect created whilst light is broken up into spectral colorations through skinny
layers is - ANS-iridescense
a small illness within the crystal structure of a fabric which could absorb light and deliver rise
to a color - ANS-color middle
A snakeskin structural pattern is usual of - ANS-synthetic opal.
A special form of interference phenomenon that produces patches of natural spectral shades
- ANS-difraction
A substance that includes atoms of handiest one kind is a - ANS-Chemicals detail
A treatment that makes turquoise less porous without the use of polymers and improves its
capacity to take an amazing polish is - ANS-the Zachery method
A unit mobile defines a mineral's - ANS-simple identification.
Adularescence is as a result of - ANS-scattering of mild
After irradiation, which gem's shade is solid under normal sporting conditions? - ANS-Golden
beryl
All garnets have essentially the same - ANS-crystal shape
An angular, hollow space that resembles a mineral inclusion is called a - ANS-terrible crystal
Aragonite is a crystallized shape of - ANS-calcium carbonate
Asterism in black superstar sapphire is due to - ANS-Hematite
Australian sapphire's blue shade is often described as - ANS-inky
Blue sapphire's most common crystal dependancy is a(n) - ANS-spindle-shaped hexagonal
pyramid or bipyramid
Blue sapphire's pleochroic colorings are normally - ANS-slightly greenish blue and barely
violetish blue
Blue sapphires that originate in basaltic rock usually have - ANS-excessive iron content
material
Both tiger's-eye and hawk's-eye quartz are - ANS-microcrystalline aggregates
