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Robertson pit (Robertson quarry), Dayton, Mason Co., Washington, USA
Detailed Mineral List:
| Analcime |  | |
|---|---|---|
| Formula: | Na2(Al2Si4O12) · 2H2O | |
| Habit: | trapazohedra to 20mm in diameter | |
| Colour: | colorless (some with green chlorite inclusions); white | |
| Reference: | Rocks & Min.: 63:24-28; Tschernich, R. (1992): Zeolites of the World, 71 | |
| Photo: © Peter Hargis. Analcime from Robertson pit, Dayton, Mason Co., Washington, USA | ||
| Calcite | ||
| Formula: | CaCO3 | |
| Colour: | yellow | |
| Reference: | Rocks & Min.: 63:24-28; Tschernich, R. (1992): Zeolites of the World, 71 | |
| 'Chabazite' | ||
| Reference: | Tschernich, R. (1992): Zeolites of the World, 71 | |
| 'Chlorite Group' | ||
| Colour: | green (sometimes as inclusions in analcime) | |
| Reference: | Rocks & Min.: 63:24-28; Tschernich, R. (1992): Zeolites of the World, 71 | |
| Mesolite | ||
| Formula: | Na2Ca2Si9Al6O30 · 8H2O | |
| Reference: | Tschernich, R. (1992): Zeolites of the World, 71 | |
| Natrolite |  | |
| Formula: | Na2Al2Si3O10 · 2H2O | |
| Reference: | Rocks & Min.: 63:24-28; Tschernich, R. (1992): Zeolites of the World, 71 | |
| Photo: © John Sobolewski. Natrolite from Robertson pit, Dayton, Mason Co., Washington, USA | ||
| Pyrite | ||
| Formula: | FeS2 | |
| Reference: | Rocks & Min.: 63:24-28; Tschernich, R. (1992): Zeolites of the World, 71 | |
7 entries listed. 5 valid minerals.
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Locality Updated: Cave Hill, (David Mitchell Limestone Quarry), Lilydale, Victoria, AustraliaFrom Steve Sorrell, 18th May 2013 12:21:45