Olive Hill Reservoir is a fossil collection site in Orange, California, cataloged in the Paleobiology Database. Fossils here come from the Puente Formation, dated to the Late Miocene (11.63–5.333 million years ago). The depositional environment is recorded as offshore. Documented finds include Farrea rugosa, Delectopecten peckhami, Syngnathus avus, Scopelogadus, Eclipes veternus, Bolivina.

Geologic setting

Formation: Puente
Geologic interval: Late Miocene
Age: 11.63–5.333 Ma
Depositional environment: offshore
Recorded occurrences: 10

Geology notes

the member "was deposited in similar 'moderately deep' slope to upper bathyal marine environments"

Locality notes

"in a shallow ditch in a small gully... 0.5 km (0.3 miles) north-northeast of Olive Hill Reservoir... approximately 250 m west and 640 m south of the northeast corner of section 8, T. 4 S., R. 9 W." (coordinate then given but misstated as being at 30ºN instead of 33ºN)

Fossils found here

Farrea rugosa

Hexactinellida · Farreidae

Delectopecten peckhami

Bivalvia · Pectinidae

Syngnathus avus

Osteichthyes · Syngnathidae

Scopelogadus

Osteichthyes · Melamphaidae

Eclipes veternus

Osteichthyes · Brotulidae

Bolivina

NO_CLASS_SPECIFIED · Bolivinidae

Eponides

Globothalamea · Discorbidae

Suggrunda

NO_CLASS_SPECIFIED · NO_FAMILY_SPECIFIED

Records and references

Data: Paleobiology Database collection 91023 (CC BY 4.0) — view the source record

Getting there

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Questions about Olive Hill Reservoir

Can you collect at Olive Hill Reservoir?

It depends on who owns the land and whether a mining claim covers it. BLM land usually allows hand collecting for personal use, national parks allow none, and private land needs the owner’s permission. Pro members see the owner and any claims at this spot.

What minerals are found at Olive Hill Reservoir?

Fossil.

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What to bring

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Meteorite nearbyA 56 g stony meteorite fell at San Juan Capistrano in 1973, 26 miles from here.

Source: Paleobiology Database.