Bowenite is a hard, compact variety of the serpentinite species antigorite (Mg3(OH)O4Si2O5). Classed as a semi-precious gemstone, it has been used for...
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Serpentine subgroup (section Bowenite)
sometimes applied to yellow bowenite. The New Zealand material is called tangiwai. Although not an official species, bowenite is the state mineral of Rhode...
22 KB (2,204 words) - 07:58, 11 June 2024
Chiastolite Andesine Anglesite Anhydrite Annabergite Anorthite Antigorite Bowenite Apatite Apophyllite Aragonite Arfvedsonite Asbestos Astrophyllite Atacamite...
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Dietrich, R. (1986). "Rhode Island's State Rock and Mineral: Cumberlandite & "Bowenite"". Rocks & Minerals. 61 (5): 251–256. doi:10.1080/00357529.1986.11762723...
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magnetite suspended within. The gem types of antigorite are Bowenite and Williamsite. Bowenite, known for George T. Bowen from Rhode Island (the variety's...
12 KB (1,126 words) - 15:46, 7 July 2024
valuable hei-tiki are carved from pounamu which is either nephrite or bowenite (Māori: tangiwai). Pounamu is esteemed highly by Māori for its beauty,...
9 KB (1,122 words) - 00:46, 10 August 2024
Red Maple Acer rubrum Inanimate insignia Beverage Coffee milk Mineral Bowenite Rock Cumberlandite Ship USS Providence Tartan Rhode Island State Tartan...
178 KB (15,425 words) - 15:45, 17 September 2024
kahurangi, īnanga, and other names depending on colour; and translucent bowenite, a type of serpentine, known as tangiwai. The collective term pounamu is...
23 KB (2,504 words) - 01:05, 19 April 2024
hei-tiki. Hei-tikis are traditionally carved by hand from bone, nephrite, or bowenite. Nowadays a wide range of such traditionally inspired items such as bone...
98 KB (12,093 words) - 20:33, 16 September 2024
of montmorillonite and other clays) Bixbite (red gem variety of beryl) Bowenite (variety of antigorite) Brammallite (variety of illite) Brokenhillite (not...
42 KB (2,782 words) - 13:51, 17 September 2024