Museum Collection This specimen is part of the museum collection catalog. Not for Sale.
Opal
Welo, Ethiopia
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![Opal](/Files/Minerals/Opal_180_lg.jpg)
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Classification |
Mineraloid |
Tags |
No special tags. |
Origin Location |
Welo, Ethiopia |
Description |
Several small fragments of opal |
Luster |
Resinous |
Luster (Groundmass) |
Not noted, see photo. |
Optical Phenomena |
Opalescent |
Mineral Group / Note |
Silica Mineraloid |
Handling |
No special handling is required. |
Modifications |
No modifications. |
Size Group |
Thumbnail |
Weight |
Not weighed precisely yet, please inquire. |
Dimensions |
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Quantity |
1 Specimen |
Mineral List |
Opal: SiO2·nH2O silicon oxygen (hydrous) *
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Specimen Analysis |
Color Table
Colors found in this specimen image are shown below. Higher number indicates greater concentration of that color.
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Similarly Colored Minerals:
Minerals with similar color profiles are shown below.
How it Works
Fluorite ![Fluorite](/Files/Minerals/Fluorite_161_sm.jpg) Quartz![Quartz](/Files/Minerals/Quartz_651_sm.jpg) Baryte![Baryte](/Files/Minerals/Barite_305_sm.jpg) Calcite var. Dogtooth![Calcite var. Dogtooth](/Files/Minerals/CalcitevarDogtooth_345_sm.jpg) Siderite on Quartz![Siderite on Quartz](/Files/Minerals/SideriteonQuartz_220_sm.jpg) Scheelite![Scheelite](/Files/Minerals/Scheelite_594_sm.jpg) |
Elements in this Specimen:
Elements that are part of the official chemical structure of the minerals occurring in this specimen are indicated below.
How it Works
Element List:
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Minerals with Similar Chemistry:
Minerals that are similar in terms of their chemical makeup are shown below.
How it Works
This Mineral Formula Similar Mineral Formula
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Mineral Group:
Search the catalog for minerals that share the same group as this specimen:
How it Works
Structural Group(s):
Fleischers Group(s):
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Tools |
Edit Specimen Search Wikipedia: Opal (Wiki) Search Mindat: Opal Search Web Mineral DB: Opal Search for Handbook of Mineralogy: Opal
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