Noreena Jasper

A colourful jasper with striking patterns from the Pilbara region in Western Australia.

noreena jaspis jaspernoreena jaspis jaspernoreena jaspis jasper
noreena jaspis jaspernoreena jaspis jaspernoreena jaspis jasper

Noorena Jasper shop

The mine is located near the mining town of Newman, about 700 miles north east of Perth, the capital of Western Australia.

Noreena Jasper is silicified Pelite (mudstone).

noreena jaspis jaspernoreena jaspis jasper
noreena jaspis jaspernoreena jaspis jasper

The composition of Jasper varies greatly. Thus the chemical and physical properties of Noreena Jasper may differ slightly from the data for quartz given below.

Gemmological Properties of Noreena Jasper

Formula:
SiO2
Crystal system:
trigonal
Mohs hardness:
6.5-7
Specific gravity:
2.58-2.91
Refractive index:
birefringent 1.543-1.554
Max. Birefringence:
0.009
Dispersion:
0.013
Pleochroism:
none
Luminiscence:
inert
Lustre:
vitreous
Cleavage:
weak
Fracture:
conchoidal