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William Holland School of Lapidary Arts

Crystal System Exhibit

Cubic or Isometric System
  1. Large Halite Crystal
  2. 3-4" Fluorite Cluster
  3. 3-4" Galena Cluster (not enhanced)
  4. 3-4" Pyrite Cluster (not enhanced)
Tetragonal System
  1. Wulfenite 2" Cluster
  2. Rutile 3" Cluster, Black
  3. Zircon 1-2" , Brown
  4. Chalcopyrite 3" Cluster
  5. Cassiterite 2" Cluster, Black
Triclinic System
  1. Kyanite 2-3" Cluster
  2. Rhodonite 2" Cluster
  3. Labradorite 2-3" Chunk
Hexagonal System
  1. Quartz 3-4" Smokey Cluster
  2. Beryl 3-4" Crystal Group
  3. Calcite 3-4" Rhomboid and Smaller Dogtooth
  4. Corundum 2-3" Hex Crystal
  5. Smithsonite, Small Crystal, if possible
Orthorombic System
  1. Thomsonite (Ball or Hemisphere)
  2. Wavelite (Ball or Hemisphere)
  3. Barite (Ball or Hemisphere)
  4. Topaz 2-3" Cluster
  5. Cerussite 2-3" Cluster
  6. Stibnite 2-3" Cluster (Black Metallic)
Monoclinic System
  1. Azurite (Geode w/interior Crystal)
  2. Phlogopite 2-3" Book or Cloritoid or Clinoclore
  3. Epidote 2" Cluster

Petrified Wood Project

We have a William Holland Museum long term project. We'd like to display as many of the U.S. Petrified Woods as possible. Petrified Wood has been found in 50 states, though it may not have grown and been petrified there. We're not trying to get big specimens. Just anything we can display and label.

States We Have Not Represented with Specimens:

GeorgiaMontana
HawaiiNebraska
IdahoNew Hampshire
KansasNew Jersey
KentuckyNorth Carolina
MaineNew York
MarylandOklahoma
MichiganRhode Island
MinnesotaVermont
MissouriVirginia
Wisconsin
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