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He turned his attention again to the wall of pyrites.
Back on Pyrites, you told me the path would be hard.
Or they could be another mineral, such as a pyrite.
A small pyrite disc was found near the front wall.
It is found in the ground as the mineral pyrite.
And it has to be the right kind of pyrite."
The gray color is due to the presence of pyrite.
Secondary pyrite is found at the top of the formation.
He would ensure mining rights and a good price for the pyrite on the land in question.
"Tell me what you're doing with pyrite these days," he concluded.
From this starting point, Europe's most important pyrite mine developed.
He took the rock home and figured it was full of "pyrites".
I'd have liked to think of my hair as golden, but somehow it never got past pyrite.
She picked up the iron pyrite again, and looked at it closely.
These places were mined (from 1785 to 1925) for pyrite.
Once on Pyrites and now here again on the ship.
They found a similar age for crystals of the mineral pyrite near the gold.
But there are often nuggets of gold amid the pyrite.
It is frequently made by setting small pieces of pyrite into silver.
The black color might be due to the existence of pyrite and organic materials.
This is a major problem when pyrite veins are exposed in mining.
I've assayed a lot of pyrites while hunting for gold.
On this day, however, Pyrite was neither in past nor in present.
You were the only one able to intercept and safeguard the key on Pyrites.
It commonly contains or is associated with grains of pyrite.
He turned his attention again to the wall of pyrites.
Back on Pyrites, you told me the path would be hard.
He took the rock home and figured it was full of "pyrites".
Once on Pyrites and now here again on the ship.
I've assayed a lot of pyrites while hunting for gold.
You were the only one able to intercept and safeguard the key on Pyrites.
They could see why gold had seemingly blended into iron pyrites.
It is made on a large scale by the oxidation of iron pyrites.
I heard the striking together of stones, probably iron pyrites, and saw sparks.
"It fooled a lot of people in the old West - iron pyrites.
A majority of those minerals, particularly pyrites, are vital to the munitions industry.
Like the infernal, invaluable crystal that had come into his hands on Pyrites.
As luck would have it, the sulphide in the pyrites was exactly what a chemical company needed.
Enclosures of pyrites may give a bluish color to amber.
Every sort of ill-willing is cured by striking fire with pyrites over the patient.
"Who would trust a spring and those pyrites?"
However, as soon as the pyrites mine owners heard of his process, they adopted it themselves.
Great Britain Ltd want to mine pyrites on a large scale.
He deposited the pyrites in a pouch near his traveling pack and then went to stand beside her.
I'm sorry you and your Patrician comrades lost face on Pyrites.
I received a message, encrypted, during my disembarkation from shore leave on Pyrites.
Sulfur will be obtained from pyrites, then gypsum or anhydrite.
He examined the ore that the workers had hacked away, but found it rich only in iron pyrites.
Pyrites, gypsum, and asbestos are mined in the south.
In addition to copper pyrites, brown iron ore was also found in the mine.