Item#29: Pirit/ Pyrite

pirita

Piritul este sulfura cea mai frecventa in crusta terestra, constituentul primar in depozitele hidrotermale. In formatiunile precambriene mare parte din aur este inclus in pirit. Striatiile apar ca urmare a oscilatiilor de crestere. Culoare: galben pal de alama cu irizatii si reflexe slab verzui sau galbui; Urma: neagra verzuie; Luciu: metalic puternic; Clivaj: absent; Duritate: 6 – 6,5.

Pyrite is one of the most frequent sulphides in the crust. It is called sometimes “fools gold”. Color: pale brass yellow; Streak: greenish black; Luster: metallic; Clevage: absent; Hardness: 6 – 6.5

piritepirita2

The photos can be used if source is acknowledged.