1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone 5) Gemstone mineral 6) Jewel mineral 7) Jewel 8) Magnesium mineral 9) Mineral jewel 10) Mineral gemstone 11) Orthorhombic mineral 12) Polished mineral 13) Polished jewel 14) Precious gemstone 15) Precious stone 16) Precious jewel 17) Prized mineral
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https://www.crosswordclues.com/clue/humite
Humite is a mineral found in the volcanically ejected masses of Vesuvius. It was first described in 1813 and named for Abraham Hume (1749–1838). ...
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http://en.wikipedia.org/wiki/Humite
[mineral group] The humite group is a group of nesosilicates with the general formula An(SiO4)m(F,OH)2. When A is predominantly magnesium we have the humite subgroup: The manganese-humite subgroup has members and the leucophoenicite subgroup has members Chondrodite is the most common member of the humite group. It may contain Ti up to 9.6% ...
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http://en.wikipedia.org/wiki/Humite_(mineral_group)
• (n.) A mineral of a transparent vitreous brown color, found in the ejected masses of Vesuvius. It is a silicate of iron and magnesia, containing fluorine.
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http://thinkexist.com/dictionary/meaning/humite/
member of a group of layered silicate minerals related to the olivines that are nearly always restricted in occurrence to altered limestones and ...
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http://www.britannica.com/eb/a-z/h/82
Hum'ite noun [ Named after Sir A.
Hume .]
(Min.) A mineral of a transparent vitreous brown color, found in the ejected masses of Vesuvius. It is a silicate of iron and magnesia, containing fluorine.
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http://www.encyclo.co.uk/webster/H/70
Humite, named after the English mineralogist Sir Abraham Hume, is a fairly rare mineral of a transparent vitreous brown colour, found in the ejected masses of Vesuvius and in hydrothermal veins. It is a silicate of iron and magnesia, containing fluorine. Humite was confirmed as a distinct species of mineral in 1813.
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http://www.probertencyclopaedia.com/browse/HH.HTM
(Magnesium Iron Silicate Fluoride Hydroxide) Humite is the namesake member of the Humite Group of minerals. Members of the Humite Group are noted for having a mixture of silicate layers and oxide layers in their structures. The silicate layers have the same structure as olivine. The oxide layers have the same structure as ...
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https://www.encyclo.co.uk/local/23719
No exact match found.
