Search Archived Mineral Specimens
- Availability
- Sold
- Locality
- Route 30 road cut, Long Lake, Hamilton Co., New York, United States
- Formula
- Ca2Y2(SiO3)4(CO3)·H2O
- Size
- Thumbnail 2x1x0.7cm
- Tagged
- carbonate , REE mineral
A single octahedral crystal to 1mm with Quartz.
- Availability
- Sold
- Locality
- Bicroft mine, Bancroft, Ontario, Canada
- Formula
- Ca2Y2(SiO3)4(CO3)·H2O
- Size
- Thumbnail 1.8x1.5x1.2cm
- Tagged
- carbonate , REE mineral
Bluish orthorhombic, dipyramidal, glassy crystal to 3.5mm.
- Availability
- Sold
- Locality
- Route 30 road cut, Long Lake, Hamilton Co., New York, United States
- Formula
- Ca2Y2(SiO3)4(CO3)·H2O
- Size
- SmCabinet 6x3.5x3cm
- Tagged
- carbonate , REE mineral
Rare salmon colored Kainosite in large grains to 1.2cm. This look like replacements of feldspar crystals by Kainosite.
- Availability
- Sold
- Locality
- Route 30 road cut, Long Lake, Hamilton Co., New York
- Formula
- Ca2Y2(SiO3)4(CO3)·H2O
- Size
- Miniature 5x3.5x1.7cm
- Tagged
- carbonate , REE mineral
Brick red platy Kainosite-(Y).
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- Mt. Vesuvius, Somma Complex, Napoli, Campania, Italy
- Formula
- KAl(SO4)2·11H2O
- Size
- Miniature 4x0.6x0.6cm
This mineral is listed with Lobley in "Mount Vesuvius" in 1889 and states that it is "not rare in the crater" and can crystallize in octahedrons, but is usually in fibrous crust. It was a valid mineral in the early days but Mindat states it is a "non-existent species" and may be discredited.
- Availability
- Sold
- Featured
- Featured in Special Editions
- Locality
- San Venanzo, Terni Province, Umbria, Italy
- Formula
- KAlSiO4
- Size
- SmCabinet 9x5x3cm
Thin, colorless, acicular crystals of Kalsilite, a felspathoid. The volcanic rock also contains Melilite, apatite, and Phlogopite. San Venanzo volcano is located about 272km (170mi) northwest of Vesuvius.
