| Featured Refinements | Slab |
|---|---|
| Country of Origin | United States |
| Modified Item | No |
Check the listing for details. Simi-translucent Sillimanite Slab Cabbing Lapidary Combo Ship Avail. Condition: New, Made in United States. Listed at 16.00 USD. Unpolished Sillimanite Slab for cabbing, lapidary, carving, or collecting. Sillimanite is an aluminosilicate polymorphs. Sillimanite is 7 on the Mohs scale. Material crystal is fibrous and will polish similar to Jade.