Jasper

Hardness ( Moh )

" 6.5 - 7

Crystal System

Hexagonal

Specific Gravity

2.58 - 2.91

Refractive Index

1.544 - 1.553

Birefringence

Family

Quartz

Colour(s)

Brown, yellow, orange, red, green, or blue

Cleavage

Francture Type

Conchoidal

Luster

Streak

White

Transparency

Opaque

Formula

SiO2

Country

Found In Antarctica,Argentina,Australia,Austria,Bailiwick of Guernsey,Bolivia,Brazil,Bulgaria,Canada,Chile,China,Cuba,Cyprus,Czech Republic,Ecuador,Egypt,Fiji,Finland,France,Georgia,Germany,Greece,Guyana,Hungary,Iceland,India,Indian Ocean,Indonesia,Iran,Ireland,Italy,Japan,Kazakhstan,Laos,Madagascar,Mauritania,Mexico,Morocco,Namibia,Netherlands,New Zealand,Nicaragua,North America,Norway,Oman,Pakistan,Papua New Guinea,Paraguay,Peru,Poland,Portugal,Romania,Russia,Saudi Arabia,Senegal,Slovakia,South Africa,Spain,Sweden,Taiwan,Turkey,Uganda,UK,Ukraine,USA,Vanuatu,Venezuela,Zambia,Zimbabwe