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• Igpet為火成巖巖石學的教學和研究提供了工具，允許用戶開發(fā)自己的數(shù)據(jù)文件和使用圖形長須發(fā)現(xiàn)和解釋的地球化學變化模式。Igpet是為火成巖巖石學數(shù)據(jù)分析和圖形包。有Windows（XP或Vista）和Mac版本（系統(tǒng)X）。
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• Harker,Fenner,Discrimination,CMAS,SPIDER,REE和Pearce元素比例圖
• 線性回歸、雙曲線混合和AFC建模
• CIPW規(guī)范和巖漿混合計算
• 使用剪貼板將數(shù)據(jù)傳輸?shù)诫娮颖砀窕驁D形以繪制程序
• 出版質(zhì)量產(chǎn)出
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• Igpet繪制了大多數(shù)類型的巖石學圖，包括Harker、Fenner、三角圖形和測井圖。計算器包括（-/*）、Log、平方根、ppm和軟骨石函數(shù)。特殊用途的圖表，例如Irvine和Baragar（1971）巖石分類方案，存儲在易于擴展的控制文件中。CMAS預測包括O-Hara、Walke、Grove、Baker和Eggle等等。蜘蛛圖包括REES、Wood、Thompson、SUN、McDonough等。
• Igpet提供了幾個數(shù)據(jù)集，包括低壓共晶數(shù)據(jù)、中壓共晶數(shù)據(jù)、MORB玻璃以及來自中美洲火山的幾組鈣堿性巖石。
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• Igpet不斷更新，以適應(yīng)新的操作系統(tǒng)和新的特性和功能。
• 誤差線繪圖
• 變量窗口中的公式解析器
• Ce*，Eu*，Nb*添加到“額外參數(shù)”功能中
• 符號數(shù)量加倍
• 只需單擊按鈕即可切換X和Y軸變量
• Macintosh版的Igpet現(xiàn)在與OS X完全兼容
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• 英文簡介：
• Igpet provides tools for teaching and research in Igneous Petrology , allowing users to develop their own data files and to use graphics routines to discover and interpret patterns of geochemical variation.
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• Harker , Fenner,Discrimination, CMAS, SPIDER ,REE and Pearce element ratio plots
• Linear regression , hyperbolic mixing and AFC modeling
• CIPW norms and least-squares fractionation and magma mixing calculation
• Transfer data to spreadsheets or graphics to draw programs using the clipboard
• Publication quality output
• Igpet 3/4 draw most types of petrologic diagrams , including Harker , Fenner, triangular and plots . A calaulator includes (-/*) , Log, square , square root , ppm and chondrite functions . Special purpose diagrams, e. g. the Irvine and Baragar (1971) rock classification scheme , are stored in control files that can be expanded easily . CMAS projections include o-Hara , Walker , Grove, Baker and Eggler etc. Spider diagrams include REES , Wood, Thompson , Sun and McDonough etc.
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• Igpet3/4 comes with several data sets , including low pressure cotectic data , moderate pressure cotectic data , MORB glasses ,and several suites of calc-alkaline rocks from Central American volcanoes.
  
• IGPET PLOTS
• Igpet provides tools for teaching and research in Igneous Petrology , allowing users to develop their own data files and to use graphics routines to discover and interpret patterns of geochemical variation.
  
• NEW IN IGPET
• Igpet has been continuously updated to work with new operating systems and with new features and functionality.