<a href="/photo-623002.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system. This years case featured specimens from the following club members:

John and Rose Blue
Jamison Brizendine
Paul and Janet Clifford
Anne Cook

Minerals in the ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623004.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals can also show "pseudohexagonal" shapes: either due to twinning, like the aragonite from Spain [Paul and Janet Clifford collection] or due to similar ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623007.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals have various forms and faces:

A. Basal pinacoid, Beryl, Brazil [Paul and Janet Clifford Collection]
B. Hexagonal prism, Fluorapatite, Bear Lake ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623014.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals in the 3-fold (trigonal) symmetry group are:

Quartz with Elbaite, Brazil [John and Rose Blue Collection]
Dioptase, Tsumeb Mine, Tsumeb, Namibia ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623013.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals in the 3-fold (trigonal) symmetry group are:

Dioptase, Tsumeb Mine, Tsumeb, Namibia [Anne Cook Collection]
Calcite, Vulcan Materials Co. Quarry, ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623015.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals in the 3-fold (trigonal) symmetry group are:

Calcite, Viburnum Trend District, Fletcher Mine, Centerville, Reynolds Co. Missouri, USA [John and Rose ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623011.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals in the 3-fold (trigonal) symmetry group are:

Elbaite, Minas Gerais, Brazil [John and Rose Blue Collection]
Corundum, Prilep, Republic of Macedonia ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-623010.html"><h1>2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system</h1><p>Here is the Cleveland Mineralogical Society's case for 2014. The club decided to honor the International Year of Crystallography with a case dedicated to the Hexagonal crystal system.

Minerals in the 6-fold (hexagonal) symmetry group are:

Molybdenite, Wolfram Camp, Queensland, Australia [Paul and Janet Clifford Collection]
Pyrrhotite, ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

2014 Cleveland Mineralogical Society's case: The Hexagonal crystal system

<a href="/photo-642289.html"><h1>Calcite</h1><h2>Lechang Mine, Lechang Co., Shaoguan, Guangdong, China</h2><p>This is a thumbnail specimen of Calcite from the Lechang Mine, Guangdong Province, China. This style of calcites are (pseudo)hexagonal shaped “poker chips” and are usually the result of higher than normal temperatures during crystallization. Even though calcite is in the trigonal crystal system, the (pseudo)hexagonal habit is the result of ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Calcite

Lechang Mine, Lechang Co., Shaoguan, Guangdong, China

<a href="/photo-642285.html"><h1>Fluorapatite</h1><h2>Bear Lake diggings, Monmouth Township, Highlands East Township, Haliburton County, Ontario, Canada</h2><p>This is a large cabinet specimen of fluorapatite from Bear Lake, Monmouth Township, Ontario, Canada. This specimen is not terminated.

This specimen was one of the specimens selected to be in the Cleveland Mineralogical Society’s case for 2014. The case’s theme was the Hexagonal Crystal System, honoring the 2014 International Year of ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Fluorapatite

Bear Lake diggings, Monmouth Township, Highlands East Township, Haliburton County, Ontario, Canada

<a href="/photo-616242.html"><h1>Calcite</h1><h2>Vulcan Materials Company Quarry - Monon Plant, Monon, White County, Indiana, USA</h2><p>This is a large "dogtooth" calcite crystal from Indiana. During its recovery the calcite was covered in hydrocarbons, and has an unusual "spotty" appearance, again from hydrocarbons. This calcite resembles calcites from the Rensselaer Quarry, Pleasant Ridge, Indiana.

There were two nearly identical specimens offered by a mineral dealer at the ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Calcite

Vulcan Materials Company Quarry - Monon Plant, Monon, White County, Indiana, USA

<a href="/photo-642116.html"><h1>Fluorapatite</h1><h2>Ipirá complex, Bahia, Brazil</h2><p>This is a small cabinet specimen of inky blue Fluorapatite from the Ipirá complex, Bahia, Brazil. The fluorapatite is double terminated and is one of the larger double terminated fluorapatites that I have seen from this locality. Various Mindat members (http://www.mindat.org/mesg-6-242426.html) have tested these fluorapatites for radioactivity. ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Fluorapatite

Ipirá complex, Bahia, Brazil

<a href="/photo-651244.html"><h1>Beryl (Var: Aquamarine), Muscovite</h1><h2>Haramosh Mountains, Roundu District, Gilgit-Baltistan, Pakistan</h2><p>This is a large cabinet specimen of beryl variety aquamarine and muscovite from the Haramosh Mountains, Skardu District, Gilgit-Baltistan, Pakistan. Some of the aquamarines are slightly etched.

This specimen was one of the specimens selected to be in the Cleveland Mineralogical Society’s case for 2014. The case’s theme was the Hexagonal ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Beryl (Var: Aquamarine), Muscovite

Haramosh Mountains, Roundu District, Gilgit-Baltistan, Pakistan

<a href="/photo-651249.html"><h1>Mica Group</h1><h2>USA</h2><p>Mica Group
New England Region, United States

This is a miniature specimen from the “Mica group” from the New England Region, United States. This specimen was gifted to me by one of my friends in college. There was also some discussion to exactly what type of mica it is and both muscovite and phlogopite are possibilities.

This specimen ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Mica Group

USA

<a href="/photo-651248.html"><h1>Mica Group</h1><h2>USA</h2><p>Mica Group
New England Region, United States

This is a miniature specimen from the “Mica group” from the New England Region, United States. This specimen was gifted to me by one of my friends in college. There was also some discussion to exactly what type of mica it is and both muscovite and phlogopite are possibilities.

This specimen ...</p><p class="copyright">© Jamison K. Brizendine</p><p class="clickhere">Click here to view photo page on mindat.org</p></a>

Mica Group

USA