So, we'll go no more a roving So, we'll go no more a roving "So, we'll go no more a roving" is a poem, written by (George Gordon) Lord Byron (1788–1824), and included in a letter to Thomas Moore on 28 February 1817. Moore published the poem in 1830 as part of "Letters and Journals of Lord Byron". It evocatively describes the fatigue of age conquering the restlessness of youth. Byron wrote the poem at the age of twenty-nine. In the letter to Thomas Moore, the poem is preceded by an account of its genesis. "At present, I am on the invalid regimen myself. The Carnival--that is,
LL chondrite (type 3.0) chondrite. However, most LL chondrites have been thermally metamorphosed to petrologic types 5 and 6, meaning that their minerals are homogeneous in composition and chondrule borders are difficult to discern. This, together with the low content of metal, led the 19th century mineralogist Tschermak to determine that they formed a transitional stage between chondrites and achondrites and to name them "amphoterites". We know now that LL chondrites and achondrites are quite different, so this name is no longer in use. Many of the LL chondrites are breccias. LL chondrite The LL chondrites are a group of stony meteorites,