Ashcroftine-(Y) is an alkali yttrium calcium carbonate mineral with the chemical formula K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8·8H2O. It was first identified in southern Greenland and named after British mineral collector Frederick Noel Ashcroft.[1]
| Ashcroftine-(Y) | |
|---|---|
-257734.jpg) Ashcroftine-(Y) found in Quebec | |
| General | |
| Category | Mineral |
| Formula (repeating unit) | K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8·8H2O |
| IMA symbol | Acf-Y |
| Identification | |
| Color | Pink |
| Mohs scale hardness | 5 |
| Luster | Sub-Vitreous, Waxy, Silky |
| Specific gravity | 2.61 |
References edit
- ^ Ashcroftine-(Y) Archived 2019-04-06 at the Wayback Machine on mindat.org
Wikimedia Commons has media related to Ashcroftine-(Y).
External links edit
- Ashcroftine-(Y) data sheet
- Ashcroftine-(Y) on the Handbook of Mineralogy
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