bear20
bear20
15-04-2016
Physics
contestada
What gives the gem amethyst it's purplish color?
Respuesta :
Jennnyyy
Jennnyyy
15-04-2016
i think its iron...
Presence of trace elements, irradiation and iron impurities give the gem its purplish color .
:))
merry christmas
Answer Link
VER TODAS LAS RESPUESTAS ( 63+ )
Otras preguntas
name five delegates to the second continental congress
During the great recession, many people lost a great deal of their personal wealth.
A car completes a journey at an average speed of 40km/h.At what speed must it travel on the return journey if the average speed for the complete journey is 60km
a wagon is pulled at a speed of 0.40 m/s by a horse exerting an 1,800 newton horizontal force. what is the power of this horse.
Cost to store: $32 Markup: 16% Selling Price: ?
Tetanus is caused by an a-b exotoxin called __________________ , which is produced by clostridium tetani.
Nancy adler identifies four challenges to effective cross-cultural communication. what term describes the challenge that absolves individual responsibility by a
Put the events in the correct order, beginning with resting potential and ending with an epsp.
What is the definition of indemnity? the amount you pay each year to the insurance company having a financial stake in the risk being insured restoring the per
Les cheveux de Sophie Garneau sont