"Ferretto" is a word in ENGLISH

ferretto ENGLISH
Definition:

Copper sulphide, used to color glass.

Few words of positivity

Seen like that, he was just a shadow; darkness, a nothingness, before real power. The men of this world, epics included, would pass from time. I might be a worm to him, but he was a worm himself in the grand scheme of the universe.

Brandon Sanderson, Steelheart

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Q: Why do blondes put rulers on their foreheads?A: They want to measure their intelligence.

bournonite ENGLISH

A mineral of a steel-gray to black color and metallic luster, occurring crystallized, often in twin crystals shaped like cogwheels …

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chalcocite ENGLISH

Native copper sulphide, called also copper glance, and vitreous copper; a mineral of a black color and metallic luster.

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covellite ENGLISH

A native sulphide of copper, occuring in masses of a dark blue color; -- hence called indigo copper.

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glance ENGLISH

A name given to some sulphides, mostly dark-colored, which have a brilliant metallic luster, as the sulphide of copper, called …

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linnaeite ENGLISH

A mineral of pale steel-gray color and metallic luster, occurring in isometric crystals, and also massive. It is a sulphide …

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matte ENGLISH

A partly reduced copper sulphide, obtained by alternately roasting and melting copper ore in separating the metal from associated iron …

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pyrites ENGLISH

A name given to a number of metallic minerals, sulphides of iron, copper, cobalt, nickel, and tin, of a white …

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stannite ENGLISH

A mineral of a steel-gray or iron-black color; tin pyrites. It is a sulphide of tin, copper, and iron.

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stromeyerite ENGLISH

A steel-gray mineral of metallic luster. It is a sulphide of silver and copper.

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tennantite ENGLISH

A blackish lead-gray mineral, closely related to tetrahedrite. It is essentially a sulphide of arsenic and copper.

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tetrahedrite ENGLISH

A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, …

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