Pyrite provides an energy shield protecting the user from negative energy. Pyrite assists with confidence and stimulates the flow of ideas. It is also known as fool's gold and a crystal of wealth.
 
From Navajun, La Rioja, Spain
 
Approximate measurements
A 254g 71mm long
B 280g 40mm long
C 322g 69mm long
D 283g 68mm long
E 190g 58mm long
F 167g 65mm long
G 237g 50mm long 
H 193g 62mm long
I 203g 74mm long
J 273g 68mm long
K 249g 69mm long
L 218g 63mm long