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Browsing Archive: February, 2011
Mineral of the Month - Barite
Posted by Site Moderator Webmaster on Tuesday, February 22, 2011, In :
Mineral of the Month
Barite from Rosh Pinah, Namibia.
± 20 cm X 13 cm X 13 cm
Specimen and photos – J de Jongh
Crystal system:
Orthorhombic
Hardness:
2,5 - 3,5
Density:
4.5 average
Cleavage:
very good
Streak:
white
Colour:
Colourless, white, blue, red, yellow, o...
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