Museum Collection
This specimen is part of the museum collection catalog.
Not for Sale.
Zoisite var. Tanzanite
Merelani Hills, Tanzania
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| Classification |
Mineral |
| Tags |
Gem Quality
Pleochroic
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| Origin Location |
Merelani Hills, Tanzania |
| Description |
Single large chunk of deep blue to violet transparent Tanzanite crystal showing string plieochroism. This sizable piece of beautiful Tanzanite has clean edges and striations along the outside, but does not show any natural termination. |
| Luster |
Vitreous |
| Luster (Groundmass) |
Not noted, see photo. |
| Optical Phenomena |
Pleochroic |
| Mineral Group / Note |
Calcium Aluminium Hydroxyl Sorosilicate |
| Handling |
No special handling is required. |
| Modifications |
No modifications. |
| Size Group |
Miniature |
| Weight |
Not weighed precisely yet, please inquire. |
| Dimensions |
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| Quantity |
1 Specimen |
| Mineral List |
Zoisite: Ca2Al3[Si2O7][SiO4]O(OH)
calcium trialuminum silicon heptoxygen silicon tetroxygen oxygen hydroxide *
* Formula chemical names are auto-generated - may be incorrect on complex formulas.
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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 Quartz var. Amethyst / Laumontite Pyrolusite Azurite Hanksite / Borax Arfvedsonite |
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):
epidote
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| Tools |
Edit Specimen
Search Wikipedia: Zoisite (Wiki)
Search Mindat: Zoisite
Search Web Mineral DB: Zoisite
Search for Handbook of Mineralogy: Zoisite
Search Wikipedia: Tanzanite (Wiki)
Search Mindat: Tanzanite
Search Web Mineral DB: Tanzanite
Search for Handbook of Mineralogy: Tanzanite
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