what gives the gem amethyst its purplish color -General Knowledge

what gives the gem amethyst its purplish color -General Knowledge
by

1 Answer

Answer :

Iron gives the gem amethyst its purplish color.
by

Related questions

how can i start another growth off of a Encore Azalea Autumn Amethyst

Description : how can i start another growth off of a Encore Azalea Autumn Amethyst

Last Answer : Clip a new stem off (at a 46 degree angle) and place it in a pot of water with 1 teaspoon of sugar mixed in. It will sprout roots in about 1 -2 weeks, then after the roots are numerous, plant that new plant where you want it. -Birdy

How is Amethyst extracted?

Description : How is Amethyst extracted?

Last Answer : Need answer

what plant has a wrinkly top that is green ,and a purplish kinda fuzzy bottom?

Description : what plant has a wrinkly top that is green ,and a purplish kinda fuzzy bottom?

Last Answer : Need Answer

What is the name of the plant that looks like oxalis stricta but has reddish or purplish leaves?

Description : What is the name of the plant that looks like oxalis stricta but has reddish or purplish leaves?

Last Answer : Need Answer

The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eye, is a derivative of

Description : The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eye, is a derivative of

Last Answer : The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eye, is a ... Vitamin B 1 C. Vitamin C D. Vitamin D

Which one of the following statements is not correct? (a) Retinal is the light absorbing portion of visual photopigments. (b) In retina the rods have the photopigment rhodopsin while cones have three different photopigments. (c) Retinal is a derivative of vitamin C. (d) Rhodopsin is the purplish red protein present in rods only.

Description : Which one of the following statements is not correct? (a) Retinal is the light absorbing portion of visual photopigments. (b) In retina the rods have the photopigment rhodopsin while cones have three ... a derivative of vitamin C. (d) Rhodopsin is the purplish red protein present in rods only.

Last Answer : (c) Retinal is a derivative of vitamin C.

A middle aged female presented with following symptoms - Hirsutism, fragility of skin, with easy bruising, broad purplish striae and signs of proximal myopathy. The first step in confirming the diagnosis will be Options: 1) Advice 24 hours urinary free cortisol excretion 2) Exclude exogenous Glucocorticoid use 3) Advice plasma ACTH estimation 4) Advice dexamethasone overnight test

Description : A middle aged female presented with following symptoms - Hirsutism, fragility of skin, with easy bruising, broad purplish striae and signs of proximal myopathy. The first step in ... Exclude exogenous Glucocorticoid use 3) Advice plasma ACTH estimation 4) Advice dexamethasone overnight test

Last Answer : Correct Answer: 2) Exclude exogenous Glucocorticoid use

Purplish lesions on the buccal mucosa that have been there since birth; the diagnosis is: A. Haemangioma B. Erythema C. Naevus

Description : Purplish lesions on the buccal mucosa that have been there since birth; the diagnosis is: A. Haemangioma B. Erythema C. Naevus

Last Answer : A. Haemangioma

What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? -General Knowledge

Description : What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? -General Knowledge

Last Answer : The answer is 'Afghanistan '

What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? -General Knowledge

Description : What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? -General Knowledge

Last Answer : answer:

What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? -General Knowledge

Description : What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? -General Knowledge

Last Answer : answer:

What's the most recent gem of knowledge you picked up?

Description : What's the most recent gem of knowledge you picked up?

Last Answer : That my new cat turns into a hungry saber-toothed tiger when I try to clip his claws.

If you like pretty gems that sparkle and shine, I invite you to dig in my virtual mine. My first is purple, fit for a king, My second is green where Dorothy did her thing. My third is red, July's birthstone as well, My fourth is seen in strings and is found inside a shell. My fifth is hard, pure Carbon and expensive to buy, My sixth is Crocodolite, striped like the big cat's eye. Seventh is two words, a man-made fake of April's stone, Eighth is very dark and found at Lightning Ridge alone. Now take from each gem, one letter in its turn, And you will find the stuff for which even the god's yearn. -Riddles

Description : If you like pretty gems that sparkle and shine, I invite you to dig in my virtual mine. My first is purple, fit for a king, My second is green where Dorothy did her thing. My third is red, July's ... gem, one letter in its turn, And you will find the stuff for which even the god's yearn. -Riddles

Last Answer : Ambrosia The gems are: Amethyst Emerald ( Emerald City in the Wizard of Oz ) Ruby Pearl Diamond Tiger's eye Cubic Zirconium (Fake diamond) Black Opal Taking the first letter of Amethyst, second of Emerald, etc.. gives Ambrosia - The food of the gods.

Care to share a gem of a website that others may not have heard of?

Description : Care to share a gem of a website that others may not have heard of?

Last Answer : As a reader, I’m happy to have found LibraryThing. Despite the silly name, it’s a great community (or cluster of communities, because within it there are groups with different characters) if you love books and reading.

Will you tell us about a gem or piece of jewelry with an interesting provenance or curse?

Description : Will you tell us about a gem or piece of jewelry with an interesting provenance or curse?

Last Answer : One of my favorite routines from You Don’t Have To Be Jewish

Have you found a hidden travel gem?

Description : Have you found a hidden travel gem?

Last Answer : Elsa Illinois… just across the Mississippi from Missouri. 20 mile drive down the beautiful river road to a quaint bed and breakfast community. Home of The BEST fried catfish in the world. Get extra tobasco!

Boring question #67: How do you know the appraiser has given you the truth about your gem?

Description : Boring question #67: How do you know the appraiser has given you the truth about your gem?

Last Answer : Because a legitimate business would not want to risk ruining their reputation by ripping off customers. It wouldn’t take long for it to get around that they had shady business practices.

What's your favourite Gem stone?

Description : What's your favourite Gem stone?

Last Answer : Ruby,then emerald.Keep that in mine Queenie, my birthday’s coming up! XD

What is a Sitara Gem (diamond alternative)?

Description : What is a Sitara Gem (diamond alternative)?

Last Answer : Yes and no. Chemically, they are diamonds, but because they were created in a lab by humans instead of in a hill by natural pressure, they're less rare, and thus considered less less valuable and ... gem doesn't have the imperfections of a real diamond nor any of the bloodshed in mining it).

How do I employ a ruby gem?

Description : How do I employ a ruby gem?

Last Answer : answer:Use in this in the Terminal or SSH to check that the gem installed correctly. gem list-both That should be two separate dashes, Fluther is screwing up and combining them both. From there ... rubygems' require NAME OF GEM' Use straight quotes not curly ones. Fluther mangles these too.

when can I trim "Winter Gem Boxwood"

Description : when can I trim "Winter Gem Boxwood"

Last Answer : Need Answer

What are the most common pests of the Little Gem Magnolia

Description : What are the most common pests of the Little Gem Magnolia

Last Answer : Need Answer

What is the meaning of the phrase ' eye gem ' ?

Description : What is the meaning of the phrase ' eye gem ' ?

Last Answer : The phrase ' eye gem ' means - very favorite object.

What is an eye gem ?

Description : What is an eye gem ?

Last Answer : A small hole in the middle of the iris is called the eyeball.

gem Of name Money What ?

Last Answer : gem Of name Money Precious Stone.

What kind of trop is "the flower of femininity" and "they found a real gem in it"?

Description : I think it will be a metaphor or metonymy, but I'm not sure ...

Last Answer : What attracts men to women? When the Creator created the Woman, she endowed her with the power that rules the men as an imprint of her spirit, the flower of femininity that attracts with ... love, emotion, motherhood, the flower of womanhood that accompanies humanity from its inception to its death.

What is the possessive form of gem?

Description : What is the possessive form of gem?

Last Answer : Gem's.Gem's could also be 'gem is' so you have to note the context ofthe word to tell if it is possessive or 'is'egThe gem's green -- gem's = gem isThe gem's colour is green. -- gem's = possessive

Can we use servo gem Ep3 grease instead of Esso unirex N3?

Description : Can we use servo gem Ep3 grease instead of Esso unirex N3?

Last Answer : Feel Free to Answer

Would a Norwegian gem make a good present for a girl friend?

Description : Would a Norwegian gem make a good present for a girl friend?

Last Answer : Norwegian thulite is a good choice for your girl friend if you want to give her a slightly less known Norwegian gem with lovely color. It commonly comes in various shades of pinks and reds.

Which amidst the following is not a gem stone? (1) Cat's-eye (2) Topaz (3) Opal (4) Pearl

Description : Which amidst the following is not a gem stone? (1) Cat's-eye (2) Topaz (3) Opal (4) Pearl

Last Answer : (1) Cat's-eye Explanation: A gemstone or gem (also called a precious or semi-precious stone, a fine gem, or jewel) is a piece of mineral, which, in cut and polished form, is used to make jewelry or other adornments.

What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture?

Description : What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture?

Last Answer : Afghanistan

Explain the reason behind a colour of some gem stone with the help of example.

Description : Explain the reason behind a colour of some gem stone with the help of example.

Last Answer : The colours of many gem stones are due to the presence of transition metal ions & colour are produced due to d-d transition. For example the mineral corundum Al2O3 is colourless when pure but when ... in trace amounts various gem stones are formed. Ruby is Al2O3 containing about 0.5 - 1% Cr3+ .

What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? —

Description : What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture? —

Last Answer : Afghanistan

What is the simplest gem in chemical composition?

Description : What is the simplest gem in chemical composition? 

Last Answer : ANSWER: DIAMOND

1. Alpha-keratin is a protein present in which thing? 2. Where was the first session of the Constituent Assembly held? 3. Which of the following is used as ‘a moderator in nuclear reactor? 4. Which planet looks reddish in the night sky? 5. What was the source of the blue gem stone, lapis lazuli, for the people of Harappan culture?

Description : 1. Alpha-keratin is a protein present in which thing? 2. Where was the first session of the Constituent Assembly held? 3. Which of the following is used as a moderator in nuclear reactor? 4. ... place is the same as which place? 20. What was the script used in the earliest Tamil inscriptions?

Last Answer : Answer : 1. Wool 2. New Delhi 3. Graphite 4. Mars 5. Afghanistan 6. Bangladesh 7. 9 players each 8. Thyroid gland 9. Jupiter 10. Grama 11. Jawaharlal Nehru 12. Plutonium 13. After the drought ... Philosophy 16. A House for Mr. Biswas 17. Gambusia 18. Right to freedom 19. Celestial pole 20. Brahmi

Which amidst the following is not a gem stone ? (1) Cat’s-eye (2) Topaz (3) Opal (4) Pearl

Description : Which amidst the following is not a gem stone ? (1) Cat’s-eye (2) Topaz (3) Opal (4) Pearl

Last Answer : Cat’s-eye

What gives uranus it's blue color?

Description : What gives uranus it's blue color?

Last Answer : What is the answer ?

The brown-black pigment of the skin that is transferred to other epidermal cells and gives the skin its color is called A. albumin B. collagen C. keratin D. melanin

Description : The brown-black pigment of the skin that is transferred to other epidermal cells and gives the skin its color is called A. albumin B. collagen C. keratin D. melanin

Last Answer : Ans: D

At what age Is it better have your hair color go grey/white; considering your face still gives away your age?

Description : At what age Is it better have your hair color go grey/white; considering your face still gives away your age?

Last Answer : It is better at whatever age one wants to do it for whatever reason, if they do at all.

There is an island with exactly 201 residents, 100 with blue eyes, 100 with brown eyes, and the island leader (who has green eyes). To leave the island, one must know their own eye color. There are no reflective surfaces on the island and no on can communicate with each other other than the leader to the residents. No one on the island knows how many of each eye color there is. Everyone on the island is a perfect logician, meaning that if there is a solution they'll find it. Every morning the leader gives anyone a chance to leave the island by guessing their eye color. One morning, the leader gathers all 200 residents to make an announcement, he says 'at least 1 person on this island has blue eyes' How many people leave the island and in how many days after the announcement? Notes: this is

Description : There is an island with exactly 201 residents, 100 with blue eyes, 100 with brown eyes, and the island leader (who has green eyes). To leave the island, one must know their own eye color. There ... How many people leave the island and in how many days after the announcement? Notes: this is -Riddles

Last Answer : All 100 blue eyed people in 100 days. EXPLANATION: imagine there is only 1 person on the island, he will look around and see that there are no blue eyed people, he will then know his eye color in ... is needed to know their own eye color. if you would like more info, search '100 blue eyes riddle

Phenopthalein indicator gives a pink color when the solution is ______ . -Science-7

Description : Phenopthalein indicator gives a pink color when the solution is ______ . -Science-7

Last Answer : Phenopthalein indicator gives a pink color when the solution is Basic solution.

Which of the following statements is correct about aniline? (a) is weak acid. (b) diazotizes to benzenediazonium chloride when treated with ice-cold nitrous acid. (c) can be nitrated with concentrated HNO3 to form p-nitroaniline. (d) gives an intense green color with a suspension of bleaching powder in water

Description : Which of the following statements is correct about aniline? (a) is weak acid. (b) diazotizes to benzenediazonium chloride when treated with ice-cold nitrous acid. (c) can be nitrated with ... p-nitroaniline. (d) gives an intense green color with a suspension of bleaching powder in water

Last Answer : diazotizes to benzenediazonium chloride when treated with ice-cold nitrous acid.

Which of the following explains the best use for website testing and experimentation? A. It gives customers a voice to decide what goes on your website B. It enables the company CEO to justify his decisions for what goes on the website C. It allows the web oversight committee to influence the background color D. It enables multiple versions of the website to exist simultaneously

Description : Which of the following explains the best use for website testing and experimentation? A. It gives customers a voice to decide what goes on your website B. It enables the company CEO ... to influence the background color D. It enables multiple versions of the website to exist simultaneously

Last Answer : A. It gives customers a voice to decide what goes on your website

In geological studies, arkose contains which of th following minerals which gives it a reddish color? w) orthoclase x) calcite y) aragonite (pron: a-rag-o-nite) z) quartz

Description : In geological studies, arkose contains which of th following minerals which gives it a reddish color? w) orthoclase x) calcite y) aragonite (pron: a-rag-o-nite) z) quartz

Last Answer : ANSWER: W -- ORTHOCLASE