What type of mineral is citrine?
Correct answer: Quartz

B
An interesting question. I’ve started my day learning something new.

little b
my quarrz is fine

Coo
Unscrupulous sellers will sometimes artificially darken Smoky Quartz by irradiating it. Not sure how, but they do.

Coo
Greygranite, No it's not. Cairngorm is a dark type of Smoky Quartz.

tia
The name is a clue, thinking of the crystal colour of lemon pulp

Greygranite
think it's also known as a Cairngorm stone

Leapfoot
Thanks for the picture clue.