Greenstone

Look up greenstone in Wiktionary, the free dictionary.

Greenstone may refer to:

Companies and organizations

• The Greenstone Group, a development management firm, New Zealand
• Greenstone TV, a television production company, New Zealand
• Greenstone, LLC, the generics division of Pfizer

Geology

• Elvan, a quartz-porphyry found in Cornwall, UK
• Greensand, glauconite bearing sandstone and a geologic formation in the UK
• Greenschist, metamorphosed mafic volcanic rock and a metamorphic facies
• Greenstone (archaeology), a type of stone used by early cultures, particularly in Mesoamerica
• Greenstone belt, Archean and Proterozoic volcanic–sedimentary rock sequences
• Isle Royale greenstone Chlorastrolite, found in the Keweenaw Peninsula of Michigan and Isle Royale in the US
• New Zealand Greenstone or Pounamu, a form of green nephrite jade found in the South Island of New Zealand

Places

• Greenstone, Ontario, a municipality in Canada
• Greenstone Hill, a suburb of Johannesburg, South Africa
• Greenstone Point, a high rock spur along the north front of Jones Mountains, Antarctica
• Greenstone River, river in the Otago/Southland region, New Zealand

See also

• Greenstone (software), an open source digital library software package
• Greenstone Building, a Canadian federal government office building in Yellowknife
• List of greenstone belts
• Marion Greenstone (1925–2005), American artist