Wednesday, October 16, 2019

Narsarsukite



Narsarsukite
Narsarsukite is rare.  This sample comes from Jones_Mill_Quary_Magnet_Cove_Arkensas.  Its colors can be:  Yellow, yellowish-white, grayish-white, honey-yellow, tan, greenish-yellow. 

Narsarsukite
This is a stack using Sigma 105mm Macro mounted on 68mm of extention.

Narsarsukite
This could be the greenish-yellow version of Narsarsukite.  Its formula is:  Na4(Ti,Fe)2[Si8O20](O,OH,F)2 

Narsarsukite
This may be the best if not the only view of conventional Narsarsukite on the sample.  I was reading at Excalibur Mineral Corporation site and they mentioned some samples of narsarsukite that contain needle like crystals such as the ones around these crystals.  They may be elbaite. 

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