Tectosilicates

Results: 275



#Item
141Mineral Commodity Summaries[removed]Feldspar

Mineral Commodity Summaries[removed]Feldspar

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Source URL: minerals.usgs.gov

Language: English - Date: 2002-02-13 13:35:12
142FELDSPAR AND NEPHELINE SYENITE By Michael J. Potter Feldspar Feldspars are alumino-silicates with varying amounts of sodium, potassium or calcium. In glassmaking, feldspar provides alumina for improving hardness, durabil

FELDSPAR AND NEPHELINE SYENITE By Michael J. Potter Feldspar Feldspars are alumino-silicates with varying amounts of sodium, potassium or calcium. In glassmaking, feldspar provides alumina for improving hardness, durabil

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Source URL: minerals.usgs.gov

Language: English - Date: 1996-11-07 09:55:09
14362  FELDSPAR (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: U.S. feldspar production in 2002 had an estimated value of about $46 million. The three largest producers accounted for abo

62 FELDSPAR (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: U.S. feldspar production in 2002 had an estimated value of about $46 million. The three largest producers accounted for abo

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Source URL: minerals.usgs.gov

Language: English - Date: 2003-02-11 10:50:36
144FELDSPAR AND NEPHELINE SYENITE By Michael J. Potter Feldspar Feldspars are alumino-silicates having varying amounts of sodium, potassium, or calcium. In glassmaking, the largest end use, feldspar provides alumina for imp

FELDSPAR AND NEPHELINE SYENITE By Michael J. Potter Feldspar Feldspars are alumino-silicates having varying amounts of sodium, potassium, or calcium. In glassmaking, the largest end use, feldspar provides alumina for imp

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Source URL: minerals.usgs.gov

Language: English - Date: 2000-01-31 09:55:01
14558  FELDSPAR (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: U.S. feldspar production in 2000 had an estimated value of about $42 million. The three largest producers accounted for abo

58 FELDSPAR (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: U.S. feldspar production in 2000 had an estimated value of about $42 million. The three largest producers accounted for abo

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Source URL: minerals.usgs.gov

Language: English - Date: 2001-02-01 11:03:59
14656  FELDSPAR (Data in thousand metric tons, unless noted) Domestic Production and Use: U.S. feldspar production (including aplite) in 1995 had an estimated value of $32 million. The three largest producers accounted for

56 FELDSPAR (Data in thousand metric tons, unless noted) Domestic Production and Use: U.S. feldspar production (including aplite) in 1995 had an estimated value of $32 million. The three largest producers accounted for

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Source URL: minerals.usgs.gov

Language: English - Date: 2004-03-24 10:34:20
1472010 Minerals Yearbook FELDSPAR AND NEPHELINE SYENITE [ADVANCE RELEASE] U.S. Department of the Interior U.S. Geological Survey

2010 Minerals Yearbook FELDSPAR AND NEPHELINE SYENITE [ADVANCE RELEASE] U.S. Department of the Interior U.S. Geological Survey

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Source URL: minerals.usgs.gov

Language: English - Date: 2012-07-25 13:50:43
1482007 Minerals Yearbook FELDSPAR AND NEPHELINE SYENITE U.S. Department of the Interior U.S. Geological Survey

2007 Minerals Yearbook FELDSPAR AND NEPHELINE SYENITE U.S. Department of the Interior U.S. Geological Survey

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Source URL: minerals.usgs.gov

Language: English - Date: 2013-05-28 13:40:42
14960  FELDSPAR (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: U.S. feldspar production in 2003 had an estimated value of about $44 million. The three largest producers accounted for abo

60 FELDSPAR (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: U.S. feldspar production in 2003 had an estimated value of about $44 million. The three largest producers accounted for abo

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Source URL: minerals.usgs.gov

Language: English - Date: 2004-01-13 09:51:20
150Feldspar and nepheline syenite in 2001

Feldspar and nepheline syenite in 2001

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Source URL: minerals.usgs.gov

Language: English - Date: 2002-07-17 14:14:34