GEOROC Sample Information
Location
Latitude 20.7514 | Longitude -156.225
HAWAIIAN ISLANDS / MAUI / HALEAKALA / POST-SHIELD STAGE
OCEAN ISLAND
Reference
SHERROD D. R.,TAGAMI T.,NISHIMITSU Y.
NEW K-AR AGES AND THE GEOLOGIC EVIDENCE AGAINST REJUVENATED-STAGE VOLCANISM AT HALEAKALA, EAST MAUI, A POSTSHIELD-STAGE VOLCANO OF THE HAWAIIAN ISLAND CHAIN
BULL. GEOL. SOC. AM. 115 [2003] 683-694
Sample Name: NHK18-1
Sample Information
NOT GIVEN / TRACHYTE/BENMOREITE, UPPER PART OF KULA SERIES
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
AGE | 0.591 ± 0.011 MA |
K2O | 3.46 WT% |
AR40 | 0.00000006611 CCMSTP/G |