Minerals identify

Know how to recognize them

Connellite

Halide mineral

Connellite is a rare mineral copper Cu19(OH)32(SO4)Cl4·3H2O, crystallizing system. It occurs as tufts of very delicate acicular crystals of a fine blue color, and is associated with other copper minerals of secondary origin, such as cuprite. Its occurrence in Cornwall, England, was noted by Philip Rashleigh in 1802, and it was first examined chemically in 1847, after whom it is named.

The type locality is Wheal Providence Outside Cornwall it has been found in over 200 locations worldwide including Namaqualand in South Africa

Identification

Color of mineral

Blue
Azure
Green

Mohs scale ( mineral hardness )

3

The streak

Green
Blue

Density ( specific gravity )

1.724
1.738

Luster ( interacts light )

Vitreous

Crystal ( diaphaneity )

Hexagonal