(MGW) ASTROPHYLLITE SPECIMEN IN MATRIX 15 CTS FP 952

Item Information

Dimensions (mm) not provided
Weight (carats) not provided
Colors
 ASTROPHYLLITE SPECIMEN IN MATRIX(K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH) EVESLOGCHORR MT.,KHIBINA MASSIF,KOLA PENINSULA, RUSSIA 

ASTROPHYLLITE IS A VERY RARE, BROWN TO GOLDEN YELLOW HYDROUS POTASSIUN IRON TITANIUM SILICATE MINERAL. BELONGING TO THE ASTROPHYLLITE GROUP.

ITS HIGH, SUBMETALLIC LUSTRE AND DARK COLOR CONTRAST SHARPLY WITH THE LIGHT COLOURED (FELSIC) MATRIX THE MINERAL IS REGULARLY FOUND WITHIN. ASTROPHYLLITE IS USUALLY OPAQUE TO TRANSLUCENT, BUT MAY BE TRANSPARENT IN THIN SPECIMENS.

 

 SIZE: 23 X 15 X 7 MM APPROX. 

WEIGHT: 15 CTS APPROX.

5d 8h 53m 52s

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Auction ID 11102
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Starts 22nd Sep 2017 2:17pm PDT
Ends 29th Sep 2017 2:16pm PDT

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