Linarite

What is it made of?
It is made of lead, copper, sulphur, oxygen and hydrogen.
Other minerals in specimen.
Quartz
Where was it found?
Grand Reef Mine, Santa Teresa Mountains, Near Klondyke, Graham County, Arizona, USA.
What is it used for?
Linarite is of interest to collectors because it is rare.
Actual size
9.5 x 8 cm