0:00 - 0:54 Intro
0:55 – 2:39 Who is Dr Jeff Grossman?
2:40 – 6:42 Getting personal with Dr Grossman’s (Topher)
6:45 – 8:45 What inspired you? (Carl)
8:50 - 13:13 Proud moments of your career (Jeff)
13:29 - 17:20 The impact of computer technology (Allison)
17:21 – 20:29 Limited meteorite classifiers & the future (Topher)
20:30 – 26:00 Data collection from classifiers to the Nomenclature Committee? (Jim)
26:10 – 30:00 The creation of “The Meteoritical Bulletin Database” (Sue)
30:01 – 33:47 Meteorite classifications charts (Topher)
33:48 – 41:44 Carbonaceous chemical groups & aqueous alteration (Matt)
41:46 – 46:15 Groups and Grouplets (Roberto)
46:18 – 52:05 OSIRIS-REx Program Scientist & sample testing (Scott)
52:06 – 57:02 Curation protocols for Moon, Bennu, & Mars samples (Mike)
57:05 – 1:01:54 Space weathering & depth of Bennu sample (Cliff)
1:01:55 – 1:04:47 Water on asteroids? Bennu’s structure (Cliff)
1:04:48 – 1:08:00 OSIRIS-REx sample container is full! (Bruce)
1:08:01 - 1:10:59 Meteorites from Vesta but not Ceres? (Jesse)
1:11:00 – 1:14:08 Carbonaceous meteorites: comets vs. asteroids (Matt)
1:14:22 – 1:17:34 Dense Collection Areas (Dustin)
1:17:35 – 1:21:48 Protecting meteorites from exportation (Christian)
1:21:50 – 1:24:47 Changes to Lunar classifications? (Daniel)
1:24:48 – 1:26:45 Glacial moraines (Stephen)
1:26:55 – 1:31:24 Discoveries & sub-typing (Pat)
1:31:25 – 1:34:14 What is cutting edge or on the way? (Jeremy)
1:34:15 – 1:39:33 Types of chondrules? Tons! (Marissa)
1:39:34 – 1:42:10 How to find the ‘perfect’ 3.00 meteorite (Pat)
1:42:11 – 1:43:53 What is your ‘perfect’ meteorite? (Scott)
1:43:54 – 1:46:56 Holy Grail: THE ORIGIN OF LIFE
1:46:09 – 1:47:49 Thanks to Dr Jeff Grossman


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I am Topher Spinnato, co-owner of Topherspin Meteorites LLC. I am an internationally trusted meteorite educator, importer, collector, and dealer. I am a proud member of the International Meteorite Collector's Association (IMCA #6236) the Meteorite Education & Trade Society (METS #6236), a “Pioneer Member” of the Meteorite Club, and I am also the President and Curator of MeteoriteVault.com. Sue, my wife, runs our company's client interactions most days. Sue is also an IMCA member, #7294.