Sillimanite - image 1
Sillimanite - image 2
Sillimanite - image 3

Sillimanite

Unknown Owner
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Another large specimen of the mineral sillimanite, named surely near the time this was found after Professor Silliman of Yale, with more 3-dimensional but embedded crystals. An interesting historic example probably from the type locality. ex.Charles Shepherd Collection (1804-1886), whom according to the Mineralogical Record Archive on him was with Benjamin Silliman's staff at Yale in 1827, as his assistant, and later as a lecturer on natural history at Yale (1830-1847) and then Amherst College. His large collection was donated to the SMithsonian, but afew specimens apparently found their way into the Academy collection, perhaps through trades with colleagues in the Philadelphia area.

Product details

SizeCabinet
Dimensions12.4 x 7.1 x 2.7 cm
Added on10/23/2024
LocalityUSA, Connecticut

Known provenance

DateCollectorAcquisition price
08/2024Unknown OwnerNot disclosed
The ArkenstoneNot disclosed