Supplementary files for Gernon et al. (2023) Rift-induced disruption of cratonic keels drives kimberlite volcanism

Name: Supplementary files for Gernon et al. (2023) Rift-induced disruption of cratonic keels drives kimberlite volcanism
Creator: Zenodo
Published: 2023-04-20T12:52:32+08:00

Zenodo2023-07-21 更新2026-05-26 收录

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Supplementary files for Gernon et al. (2023) Rift-induced disruption of cratonic keels drives kimberlite volcanism This directory contains datasets, GIS files, Uninet model files and R scripts used to generate the figures in Gernon, T.M., Jones, S.M., Brune, S., Hincks, T.K., Palmer, M.R., Schumacher, J.C., Primiceri, R.M., Field, M., Griffin, W.L., O’Reilly, S.Y., Keir, D., Spencer, C.J., Merdith, A. & Glerum, A. Rift-induced disruption of cratonic keels drives kimberlite volcanism. Nature, doi: https://doi.org/10.1038/s41586-023-06193-3 (2023). Contents: GIS COB_NAmerica.shp, COB_SAmerica.shp, COB_Africa.shp Shapefiles for rifts in North America, South America and Africa with associated rift and breakup ages; Combined_database_Kimberlites_Tappe_Brazil.shp Kimberlite locations (lon/lat) with ages input data files 1_Ga_area_perimeter_1000_0_1myr.csv Plate area and perimiter estimates used to generate Fragmentation index, see Merdith A.S. et al., 2021, https://doi.org/10.1016/j.earscirev.2020.103477 and Merdith A.S. et al., 2017 https://doi.org/10.1016/j.gr.2017.04.001 GoodwinPreservationCurve.csv Surface preservation estimate (as a function of time) from Goodwin, A.M. 1996 https://doi.org/10.1016/B978-0-12-289770-2.X5000-6 Kimberlites_ages.csv Kimberlite database from Tappe et al. 2018, https://doi.org/10.1016/j.epsl.2017.12.013 LIP_input.csv Ages and extent of Large Igneous Provinces from Ernst, 2014, https://doi.org/10.1017/CBO9781139025300 output data files UNINET_KimberliteCount_LIPstart_dFrag_5MyrRes.csv and UNINET_Past500Myr_KimberliteCount_LIPstart_dFrag_5MyrRes.csv 5 Myr aggregated time series for Uninet lag analysis Symmetric_dFrag9Myr_alldataNA.csv Time series (1 Myr resolution) for: Fragmentation (Frag); Rate of change of fragmentation (dFrag_9Myr), calculated over a moving interval t+/-4 Myr as a measure of breakup; Kimberlite count (Kimberlites); Kimberlite count corrected for preservation (see GoodwinPreservationCurve.csv above) (CorrKimberlites); Initiation of Large Igneous Provinces (LIPstart) CLUSTER_sample_rates_Fig1e_ExFig4a.zip (large csv file) Output from Migration_rate_estimates_with_uncertainty_MINLAG_and_MINDIST.r containing simulated estimates of migration rate, accounting for time, distance and model (rift association uncertainty) for Kimberlite clusters in N America, S America and Africa. This ouptut was used to generate Fig 1e and Extended Data Fig 4a in Gernon et al (2023) Uninet files UNINET_500Myr_5MryRes_dFrag9Myr_Kim Emp_correl.txt, BN_correl.txt and Cond_correl.txt : Emprical, BN and Conditional rank correlations for Kimberlites and lagged dFrag (rate of change of fragmentation) using a 5 Myr resolution time series for the past 500 Myr. CORRELATIONS_500Myr_5MryRes_dFrag9Myr_Kim.pdf and COND_CORR_500Myr_5MryRes_dFrag9Myr_Kim.pdf plots showing correlation v.s. lag TEST_500Myr_5MryRes_dFrag9Myr_Kim.uninet Uninet model file used to estimate correlations UNINET_1000Myr_5MryRes_LIPstartSum5Myr_dFrag9Myr Emp_correl.txt, BN_correl.txt and Cond_correl.txt : Emprical, BN and Conditional rank correlations for dFrag (rate of change of fragmentation) and lagged values of LIPstart (initiation of Large Igneous Provinces) using a 5 Myr resolution time series for the past 1000 Myr. COND_CORR_1000Myr_5MryRes_LIPstartSum5Myr_dFrag9Myr.pdf plot showing conditional correlation vs. lag TEST_1000Myr_5MryRes_LIPstartSum5Myr_dFrag9Myr.uninet Uninet model file used to estimate correlations Generate_Fig1b_ExtFig2_ExtFig6 R_fig1b_extended_fig2bcd.r R script to generate Fig 1b and Extended Data Figs 2 and 6 for Gernon et al. (2023) [ also includes generated figures and output data files ] Generate_migration_rate_estimates Migration_rate_estimates_with_uncertainty_MINLAG_and_MINDIST.r R script to generate Fig 1e, and Extended Data Figs 4 and 5 for Gernon et al. (2023) [ also includes generated figures and output data files ] Note: UNINET_KimberliteCount_LIPstart_dFrag_5MyrRes.csv and UNINET_Past500Myr_KimberliteCount_LIPstart_dFrag_5MyrRes.csv are inputs to the Uninet models described above.

**《Gernon等人（2023）配套补充文件：裂谷作用诱发的克拉通根（cratonic keels）破坏催生金伯利岩（kimberlite）火山作用》** 本目录包含用于生成下述论文图表的数据集、地理信息系统（Geographic Information System, GIS）文件、Uninet模型文件与R脚本：Gernon, T.M., Jones, S.M., Brune, S., Hincks, T.K., Palmer, M.R., Schumacher, J.C., Primiceri, R.M., Field, M., Griffin, W.L., O’Reilly, S.Y., Keir, D., Spencer, C.J., Merdith, A. & Glerum, A. 裂谷作用诱发的克拉通根破坏催生金伯利岩火山作用. 《自然》(Nature), doi: https://doi.org/10.1038/s41586-023-06193-3 (2023). **内容清单：** ### 地理信息系统（GIS）数据 *COB_NAmerica.shp、COB_SAmerica.shp、COB_Africa.shp*：北美、南美与非洲裂谷的矢量形状文件，附带相关裂谷与大陆裂解时代数据； *Combined_database_Kimberlites_Tappe_Brazil.shp*：金伯利岩点位（经纬度）及定年数据。 ### 输入数据文件 *1_Ga_area_perimeter_1000_0_1myr.csv*：用于生成破碎指数的板块面积与周长估算数据，详见：Merdith A.S. 等, 2021, https://doi.org/10.1016/j.earscirev.2020.103477 以及 Merdith A.S. 等, 2017, https://doi.org/10.1016/j.gr.2017.04.001； *GoodwinPreservationCurve.csv*：基于Goodwin, A.M. 1996 的地表保存率（随时间变化）估算数据，https://doi.org/10.1016/B978-0-12-289770-2.X5000-6； *Kimberlites_ages.csv*：Tappe等2018年发布的金伯利岩数据库，https://doi.org/10.1016/j.epsl.2017.12.013； *LIP_input.csv*：大型火成岩省（Large Igneous Provinces, LIP）的时代与分布范围数据，来自Ernst, 2014, https://doi.org/10.1017/CBO9781139025300。 ### 输出数据文件 *UNINET_KimberliteCount_LIPstart_dFrag_5MyrRes.csv* 与 *UNINET_Past500Myr_KimberliteCount_LIPstart_dFrag_5MyrRes.csv*：用于Uninet滞后分析的5百万年分辨率聚合时间序列； *Symmetric_dFrag9Myr_alldataNA.csv*：分辨率为1百万年的时间序列，包含以下参数： 1. 破碎指数（Fragmentation, Frag）； 2. 破碎指数变化率（Rate of change of fragmentation, dFrag_9Myr）：以t±4百万年滑动窗口计算得到，用于表征大陆裂解速率； 3. 金伯利岩计数（Kimberlites）； 4. 经保存率校正后的金伯利岩计数（CorrKimberlites）：校正方法详见上述*GoodwinPreservationCurve.csv*； 5. 大型火成岩省启动时间（Initiation of Large Igneous Provinces, LIPstart）； *CLUSTER_sample_rates_Fig1e_ExFig4a.zip*（大型CSV文件）：来自脚本*Migration_rate_estimates_with_uncertainty_MINLAG_and_MINDIST.r*的输出结果，包含北美、南美与非洲金伯利岩簇的迁移率模拟估算值，考虑了时间、距离与模型（裂谷关联不确定性）的影响。该输出结果用于生成Gernon等（2023）的图1e与扩展数据图4a。 ### Uninet模型文件 #### 数据集组1：UNINET_500Myr_5MryRes_dFrag9Myr_Kim *Emp_correl.txt、BN_correl.txt 与 Cond_correl.txt*：基于过去500百万年、5百万年分辨率的时间序列，计算金伯利岩与滞后破碎指数变化率（dFrag）的经验秩相关、贝叶斯网络（Bayesian Network, BN）秩相关与条件秩相关文件； *CORRELATIONS_500Myr_5MryRes_dFrag9Myr_Kim.pdf* 与 *COND_CORR_500Myr_5MryRes_dFrag9Myr_Kim.pdf*：相关性随滞后阶数变化的绘图文件； *TEST_500Myr_5MryRes_dFrag9Myr_Kim.uninet*：用于估算相关性的Uninet模型文件。 #### 数据集组2：UNINET_1000Myr_5MryRes_LIPstartSum5Myr_dFrag9Myr *Emp_correl.txt、BN_correl.txt 与 Cond_correl.txt*：基于过去1000百万年、5百万年分辨率的时间序列，计算破碎指数变化率（dFrag）与滞后大型火成岩省启动时间（LIPstart）的经验、贝叶斯网络与条件秩相关文件； *COND_CORR_1000Myr_5MryRes_LIPstartSum5Myr_dFrag9Myr.pdf*：条件相关性随滞后阶数变化的绘图文件； *TEST_1000Myr_5MryRes_LIPstartSum5Myr_dFrag9Myr.uninet*：用于估算相关性的Uninet模型文件。 ### 生成图1b、扩展图2与扩展图6 *R_fig1b_extended_fig2bcd.r*：用于生成Gernon等（2023）的图1b与扩展数据图2、6的R脚本，同时包含已生成的图表与输出数据文件。 ### 生成迁移率估算结果 *Migration_rate_estimates_with_uncertainty_MINLAG_and_MINDIST.r*：用于生成Gernon等（2023）的图1e与扩展数据图4、5的R脚本，同时包含已生成的图表与输出数据文件。注：*UNINET_KimberliteCount_LIPstart_dFrag_5MyrRes.csv*与*UNINET_Past500Myr_KimberliteCount_LIPstart_dFrag_5MyrRes.csv*为上述Uninet模型的输入文件。

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创建时间：

2023-04-20

Supplementary files for Gernon et al. (2023) Rift-induced disruption of cratonic keels drives kimberlite volcanism

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