Colouring element, idiochromatic or allochromatic

Question 1

Colouring element of Peridot

Answer 1

Iron

Question 2

Is Yellow Diamond an idiomatic or allochromatic stone?

Answer 2

Allochromatic

Question 3

Colouring element of Spessartine Garnet

Answer 3

Manganese

Question 4

Colouring element of Turqoise

Answer 4

Copper

Question 5

Is Peridot an idiomatic or allochromatic stone?

Answer 5

Idiochromatic

Question 6

Colouring element of Emerald

Answer 6

Chromium

Question 7

Is Blue Spinel an idiomatic or allochromatic stone?

Answer 7

Allochromatic

Question 8

Colouring element of Alexandrite

Answer 8

Chromium

Question 9

Is Emerald an idiomatic or allochromatic stone?

Answer 9

Allochromatic

Question 10

Colouring element of Blue Spinel

Answer 10

Iron

Question 11

Colouring element of Synthetic blue spinel

Answer 11

Cobalt

Question 12

Colouring element of Red Spinel

Answer 12

Chromium

Question 13

Colouring element of Blue Sapphire

Answer 13

Iron + Titanium

Question 14

Is Alexandrite an idiomatic or allochromatic stone?

Answer 14

Allochromatic

Question 15

Colouring element of Blue Diamond

Answer 15

Boron

Question 16

Is Chrysoprase quartz an idiomatic or allochromatic stone?

Answer 16

Allochromatic

Question 17

Is Almandine Garnet an idiomatic or allochromatic stone?

Answer 17

Idiochromatic

Question 18

Colouring element of Aquamarine

Answer 18

Iron

Question 19

Is Turquoise an idiomatic or allochromatic stone?

Answer 19

Idiochromatic

Question 20

Is Ruby an idiomatic or allochromatic stone?

Answer 20

Allochromatic

Question 21

Colouring element of Yellow Diamond

Answer 21

Nitrogen

Question 22

Is Green Jadeite Jade an idiomatic or allochromatic stone?

Answer 22

Allochromatic

Question 23

Colouring element of Chrysophase quartz

Answer 23

Nickel

Question 24

Is Red Spinel an idiomatic or allochromatic stone?

Answer 24

Allochromatic

Question 25

Is Aquamarine an idiomatic or allochromatic stone?

Answer 25

Allochromatic

Question 26

Is Spessartine Garnet an idiomatic or allochromatic stone?

Answer 26

Idiochromatic

Question 27

Colouring element of Green Jadite Jade

Answer 27

Chromium

Question 28

Is Blue Sapphire an idiomatic or allochromatic stone?

Answer 28

Allochromatic

Question 29

Colouring element of Ruby

Answer 29

Chromium

Question 30

Is Blue Diamond an idiomatic or allochromatic stone?

Answer 30

Allochromatic

Question 31

Colouring element of Almandine Garnet

Answer 31

Iron