July 2012

Ron Hartman’s Memorial

Ron Hartman’s Memorial A memorial held at Mt. San Antonio College celebrates the life of Ron Hartman To celebrate his life, Ron’s former co-workers at Mt. San Antonio College (Mt.SAC) helped his family organize a memorial that brought them together with his friends, former students and colleagues in astronomy and meteorite-related fields, to share recollections and join together in a

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Coolidge C4 – ung

The namesake of the Coolidge grouplet of meteorites was found in 1937 and has been classified H4, CV4 and C3.8-ung. Studies distinguish Coolidge from CK chondrites (which contain type 4 examples) and from CV chondrites. Some chondrules are large and layered from repeated accretion and heating in the solar nebula.                    

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Anda Philippinite

Here is a classic Anda tektite from northwestern Pangasinan Province, Republic of the Philippines. This specimen shows the trademark bowtie or flower ornamentation reminiscent of rodent chew marks common to this region. There are also Thailandites with Anda-like ornamentation (and they are often inappropriately offered on Ebay as “Anda tektites”; to merit the name genuine Andas must come from the

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