(MGW) ASTROPHYLLITE SPECIMEN IN MATRIX 25 CTS FP 442

3431

存货单位
尺寸（毫米）: x x mm
重量 (cts)
类型: Specimen
颜色

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: 25 X 20 X 12 MM APPROX.

WEIGHT: 25 CTS APPROX.

存货单位
尺寸（毫米）: x x mm
重量 (cts)
类型: Specimen
颜色

ASTROPHYLLITE SPECIMEN IN MATRIX(K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH) EVESLOGCHORR MT.,KHIBINA MASSIF,KOLA PENINSULA, RUSSIA

SIZE: 25 X 20 X 12 MM APPROX.

WEIGHT: 25 CTS APPROX.

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