Rare Mineral Specimens - search page
- Availability
- Available
- Price
- $40.00
- Locality
- Kirovskii mine, Kukisvumchorr Mt., Khibiny Massif, Kola Peninsula, Russia
- Formula
- Na2Ba2Ti3(Si2O7)2O2(OH)2·2H2O
- Size
- Capsule
- Special Info
- XRD Confirmed
- Special Info
- EDS Confirmed
A tiny grain less than 0.3mm in capsule. Tested by Russia mineralogists. It is from an "extremely small find". Originated from Excalibur Minerals.
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Mt. Vesuvius, Somma Complex, Napoli, Campania, Italy
- Formula
- K2Fe3+Cl5·H2O
- Size
- 6.5 x 4 x 4 cm - Sm Cabinet
- Special Info
- Antique Specimen
- Special Info
- Type Locality
A large vial filled with granular orange, moist, Erythrosiderite and Molysite. Both minerals are iron chlorides and first found at Vesuvius. Lobley in 1889 reported in his book "Mount Vesuvius" that fine Erythrosiderite crystals were found in the sublimates after the great eruption in 1872. This vial is sealed which locked in the moisture and is dated 1926!
- Availability
- Available
- Price
- $20.00
- Featured
- Featured in Special Editions
- Locality
- Mt. Vesuvius, Somma Complex, Napoli, Campania, Italy
- Formula
- KNaCu3O(SO4)3
- Size
- 0.3 x 0.3 x 0.3 cm - Thumbnail
- Tagged
- copper
- Special Info
- Type Locality
Green pulverulent crusts in capsule. Type Locality.
- Availability
- Available
- Price
- $325.00
- Reduced Price
- $175.00
- Locality
- Springwater meteorite, Springwater, Saskatchewan, Canada
- Formula
- Mg3(PO4)2
- Size
- 1 x 1 x 0.4 cm - Thumbnail
- Tagged
- phosphate
- Special Info
- Type Locality
- Special Info
- EDS Confirmed
A microprobe mount of a speck with analytical information from Excalibur Mineral Company. Type Locality, extremely rare. Farringtonite is from the Springwater meteorite of 1931.
- Availability
- Available
- Price
- $195.00
- Locality
- Springwater meteorite, Springwater, Saskatchewan, Canada
- Formula
- Mg3(PO4)2
- Size
- .1 x .1 x .1 cm - Thumbnail
- Tagged
- phosphate
- Special Info
- EDS Confirmed
A small, less than 1mm, fragment from the Springwater meteorite with inclusions of Farringtonite, a rare magnesium phosphate found mostly in meteorites. The specimen is in an expoxy mount prepared for EDS verification by Excalibur minerals. See Prov tab for analysis and SEM image.
- Availability
- Sold
- Locality
- Little Patsy pegmatite, Jefferson Co., Colorado, United States
- Formula
- CeF3
- Size
- 2.5 x 1.5 x 0.8 cm - Thumbnail
- Tagged
- REE mineral
Two excellent crystals in combo to 1.7cm. The Little Patsy boast the best and largest crystals in the world. This one is quite nice with good form on both crystals.
