Little Three Mine
33.0572° N, 116.7931° W · ± 1 km
Albite, Beryl, Morganite and Smoky quartz from California, United States, with photos of specimens from this locality.
Minerals found here
On the same specimen
Albite at Little Three Mine

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
- Formula
- NaAlSi₃O₈
- Morphology
- Snow-white bladed albite (cleavelandite) masses forming matrix
- Typical size
- Matrix pieces from about 3 to 17 cm
- Color / luster
- White, sparkling
- Associated minerals
- Spessartineschorlsmoky quartzelbaite
- Availability
- Unknown
- History
- Many classic garnet-on-albite pieces date from the Spaulding family's mining of the pegmatite
Sources: SRC-538
Beryl at Little Three Mine

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
- Formula
- Be₃Al₂Si₆O₁₈
- Morphology
- Short hexagonal prisms
- Typical size
- Thumbnail crystals, under 2 cm
- Color / luster
- Mainly colourless (goshenite) with pale pink zones; vitreous
- Associated minerals
- Smoky quartz
- Availability
- Scarce
Sources: SRC-698
Morganite at Little Three Mine

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
- Formula
- Be3Al2Si6O18
- Morphology
- Complete single crystal
- Typical size
- About 53 g
- Color / luster
- Pink
- History
- The mine is better known for garnet and schorl; beryl is rare here
Smoky quartz at Little Three Mine

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source

Photo: Robert M. Lavinsky · CC BY-SA 3.0 · Source
- Formula
- SiO₂
- Morphology
- Doubly terminated and blocky crystals on pegmatite pocket matrix
- Typical size
- Photographed specimens 2 to 11 cm
- Color / luster
- Smoky, transparent to gemmy
- Associated minerals
- Albite (cleavelandite)muscovitemicroclineapatite
- Availability
- Unknown
- History
- Pockets opened in 1982 are documented in dealer notes; one specimen was self-collected in 1965
Geology of the locality
- Setting
- Gem-bearing granitic pegmatite dike system in the Ramona district, San Diego County.
- Host rock
- Pegmatite
- Region
- California
- Country
- United States
Coordinates converted from 33 deg 3 min 26 s N, 116 deg 47 min 35 s W on the Mindat locality page. Owned and open for guided collecting according to a visitor guide; current production not confirmed.
Sources
- SRC-439 · Database
Little Three Mine, Ramona District, San Diego County, California, USAMindat.org contributors · Mindat.org / Hudson Institute of Mineralogy - SRC-440 · Website
Little Three MineRoadTrip America · RoadTrip America - SRC-538 · Website
File:Albite-Quartz-Spessartine-ck3a.jpgRobert M. Lavinsky · Wikimedia Commons - SRC-698 · Website
File:Beryl-231670.jpgRobert M. Lavinsky · Wikimedia Commons - SRC-841 · Website
Morganite Value, Price, and Jewelry InformationArem, J.E.; Clark, D.; Smigel, B. · 2025 · International Gem Society - SRC-851 · Website
File:Beryl-29514.jpg (Wikimedia Commons)Robert M. Lavinsky · Wikimedia Commons - SRC-448 · Website
File:Quartz-Albite-190274.jpg and related Little Three files (Robert M. Lavinsky)Wikimedia Commons · Wikimedia Commons
Draft data from the Provenite workbook. Check entries against the cited sources before relying on them. Photos are open-licence images from Wikimedia Commons; the author and licence are given with each photo.