pak supandi mungkin link dibawah bisa membantu menjawab sebagian pertanyaan bapak mengenai timah hitam / black lead / graphite
http://minerals.usgs.gov/minerals/pubs/commodity/lead/ http://www.em.gov.bc.ca/Mining/Geolsurv/MetallicMinerals/MineralDepositProfi les/profiles/p05.htm http://www.em.gov.bc.ca/Mining/Geolsurv/MetallicMinerals/MineralDepositProfi les/profiles/p03.htm salam JAP ----- Original Message ----- From: <[EMAIL PROTECTED]> To: <iagi-net@iagi.or.id> Sent: Thursday, June 15, 2006 7:10 PM Subject: [iagi-net-l] Genesa Timah Hitam (Lead) Mohon bantuannya,jika ada yang mengetahui tentang Genesa Timah Hitam. Baik yang ada ada dalam paper/bulletin/proceeding ataupun ulasan dari bapak2 Terima kasih atas bantuannya. pandi --------------------------------------------------------------------- ----- PIT IAGI ke 35 di Pekanbaru ----- Call For Papers until 26 May 2006 ----- Submit to: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, send email to: iagi-net-unsubscribe[at]iagi.or.id To subscribe, send email to: iagi-net-subscribe[at]iagi.or.id Visit IAGI Website: http://iagi.or.id Pembayaran iuran anggota ditujukan ke: Bank Mandiri Cab. Wisma Alia Jakarta No. Rek: 123 0085005314 Atas nama: Ikatan Ahli Geologi Indonesia (IAGI) Bank BCA KCP. Manara Mulia No. Rekening: 255-1088580 A/n: Shinta Damayanti IAGI-net Archive 1: http://www.mail-archive.com/iagi-net%40iagi.or.id/ IAGI-net Archive 2: http://groups.yahoo.com/group/iagi --------------------------------------------------------------------- --------------------------------------------------------------------- ----- PIT IAGI ke 35 di Pekanbaru ----- Call For Papers until 26 May 2006 ----- Submit to: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, send email to: iagi-net-unsubscribe[at]iagi.or.id To subscribe, send email to: iagi-net-subscribe[at]iagi.or.id Visit IAGI Website: http://iagi.or.id Pembayaran iuran anggota ditujukan ke: Bank Mandiri Cab. Wisma Alia Jakarta No. Rek: 123 0085005314 Atas nama: Ikatan Ahli Geologi Indonesia (IAGI) Bank BCA KCP. Manara Mulia No. Rekening: 255-1088580 A/n: Shinta Damayanti IAGI-net Archive 1: http://www.mail-archive.com/iagi-net%40iagi.or.id/ IAGI-net Archive 2: http://groups.yahoo.com/group/iagi ---------------------------------------------------------------------