"Ten million atoms isn't cool, you know what's cool? Ten thousand atoms" *

Be-10/Al-26 data for boulders from the Littleton / Beech Hill moraine, New Hampshire, USA

When referring to these data, please cite: Borchers B. et al. (2016), Geological calibration of spallation production rates in the CRONUS-Earth project. Quaternary Geochronology 31, 188-198.

Sample Latitude Longitude Altitude Elev/Press Thickness Density Shielding Erosion Be-10 +/- Be-10 Be-10 std Al-26 +/- Al-26 Al-26 std
DD DD m cm g/cm^3 factor cm/yr atom/g atom/g atom/g atom/g
07-NE-001-BH 44.31430 -71.57400 417.0 std 3.60 2.57 0.9929 0.00014 77455. 1568. 07KNSTD 556132. 21706. KNSTD
07-NE-002-BH 44.31390 -71.57500 412.0 std 4.60 2.57 0.9929 0.00014 81961. 1564. 07KNSTD 583843. 60453. KNSTD
07-NE-003-BH 44.31100 -71.57660 411.0 std 2.20 2.57 0.9929 0.00014 69128. 1321. 07KNSTD 531106. 19727. KNSTD
07-NE-004-BH 44.31140 -71.57500 412.0 std 3.90 2.57 0.9929 0.00014 78606. 1498. 07KNSTD 564130. 22000. KNSTD
07-NE-005-BH 44.31080 -71.57610 409.0 std 3.70 2.58 0.9929 0.00014 75389. 1438. 07KNSTD 529727. 18722. KNSTD
07-NE-006-BH 44.30830 -71.57650 413.0 std 3.40 2.53 0.9929 0.00014 77431. 2385. 07KNSTD 592012. 20149. KNSTD
07-NE-007-BH 44.30820 -71.57700 412.0 std 3.40 2.57 0.9929 0.00014 71752. 1187. 07KNSTD 502311. 30446. KNSTD


Literature, site descriptions, sample photos and other information on these samples.

Samples prepared at the University of Washington, Cosmogenic Nuclide Lab. Be-10 and Al-26 analyzed at LLNL-CAMS.