Sonoran Desert, North America
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The Sonoran Desert covers large parts of the Southwestern United States in Arizona and California, and of Northwestern Mexico in Sonora, Baja California and Baja California Sur.
Mineral ListMineral list contains entries from the region specified including sub-localities
783 valid minerals. 79 (TL) - type locality of valid minerals. 2 (FRL) - first recorded locality of unapproved mineral/variety/etc.
GeochronologyMineralization age: Paleogene : 63.5 Ma to 53.4 Ma
Important note: This table is based only on rock and mineral ages recorded below and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.
|Geologic Time||Rocks, Minerals and Events|