| | Description | |
| Comments: | Occurs as brown travertine. | | Colour: | Brown | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 152; Univ. AZ Bull. 41 (1916-17), Mineralogy of Useful Minerals in AZ: 47. | | Data | |
| Mineral Data: | Click here to view Limestone Onyx data | | Locality Data: | Click here to view Greaterville, Greaterville District, Santa Rita Mts, Pima Co., Arizona, USA |
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