Z. Peterman L. Benson 1996 <p><span>Sierran rivers that discharge to the Lahontan basin have much lower (∼4.5‰)&nbsp;</span><i>δ</i>⁸⁷<span>Sr values than the Humboldt River which drains northeastern Nevada. The&nbsp;</span><i>δ</i>⁸⁷<span>Sr values of tufas deposited during the last lake cycle were used to determine when Humboldt derived Sr entered the Pyramid Lake subbasin. Prior to ∼15,000 yr B.P., the Humboldt River flowed to the Smoke Creek-Black Rock Desert subbasin. During the recession of Lake Lahontan, the Humboldt River diverted to the Carson Desert subbasin. This study has demonstrated that&nbsp;</span>⁸⁷<span>Sr can be used to determine drainage histories of multi-basin lake systems if the&nbsp;</span><i>δ</i>⁸⁷<span>Sr values of rivers that discharge to the basins are sufficiently different.</span></p> application/pdf 10.1016/0031-0182(95)00010-0 en Elsevier Carbonate deposition, Pyramid Lake subbasin, Nevada: 3. The use of 87Sr values in carbonate deposits (tufas) to determine the hydrologic state of paleolake systems article