1) Calcium mineral 2) Luminescent mineral 3) Manganese mineral
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https://www.crosswordclues.com/clue/axinite
Axinite is a brown to violet-brown, or reddish-brown bladed group of minerals composed of calcium aluminium boro-silicate, (Ca,Fe,Mn)3Al2BO3Si4O12OH. Axinite is pyroelectric and piezoelectric. The axinite group includes: ==Gallery== File:Axinite-64246.jpg|Clove-brown axinite crystals to 2.3 cm set atop matrix from the West Bor Pit at Dalnegorsk, R...
Found on
http://en.wikipedia.org/wiki/Axinite
• (n.) A borosilicate of alumina, iron, and lime, commonly found in glassy, brown crystals with acute edges.
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http://thinkexist.com/dictionary/meaning/axinite/
borosilicate mineral that occurs most commonly in contact metamorphic rocks and also in mafic igneous rocks. Particularly beautiful crystals occur at ... [1 related articles]
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http://www.britannica.com/eb/a-z/a/132
Ax'i·nite noun [ Named in allusion to the form of the crystals, from Greek ... an ax.]
(Min.) A borosilicate of alumina, iron, and lime, commonly found in glassy, brown crystals with acute edges.
Found on
http://www.encyclo.co.uk/webster/A/155
Axinite is a mineral, a silicate of alumina, lime, etc, with boracic acid, deriving its name from the form of the crystals, the edges of which bear some resemblance to the edge of an axe. Axinite occurs in cavities in granite and in the contact zones surrounding granite intrusions. It has the formulae Ca2(Fe,Mn)Al2(BO3)(Si4O12)(OH) and a relative h...
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http://www.probertencyclopaedia.com/browse/HA.HTM
(Calcium Manganese Iron Magnesium Aluminum Borosilicate Hydroxide) Axinite is an interesting mineral and produces unique flattened spatula shaped crystals that fanciers of well formed crystals love to collect. It is a triclinic mineral which means that it has no symmetry planes or axes of rotation. It does possess a center of...
Found on
https://www.encyclo.co.uk/local/23719
No exact match found.
