Stilbite

Stilbite specimens for sale

331 for sale ยท $22โ€“$25,000 USD

1,256 in the gallery

Stilbite is a hydrous tectosilicate that forms in delicate, sheaf-like or columnar habits, often presenting a pink to peach or colorless hue with a vitreous to pearly luster. It commonly occurs in zeolite-bearing rocks and hydrothermal veins, where it grows as translucent to opaque crystals that can display bubbly, curved forms or fibrous fans. Fine specimens show soft color and intricate, bow-tie or bowstring arrangements, highlighting its distinctive habit and graceful silky sheen.

Formula
NaCa4(Si27Al9)O72 ยท 28H2O
Rarity
Common
Stability
Stable
Collector interest
Moderate Interest
Classification notes
Zeolites; Tectosilicates (framework silicates); Strunz 9.G

Key characteristics

Crystal system
monoclinic
Mohs hardness
3.5โ€“4
Specific gravity
2.1โ€“2.2
Luster
vitreous, pearly
Transparency
transparent, translucent
Color
colorless, white, yellow, brown, red, orange, pink
Streak
white
Cleavage
perfect
Fracture
uneven
Crystal habit
tabular, prismatic, bladed, fibrous, radiating, granular, massive
  • Classic / historic

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Where Stilbite is found

Top localities

  1. Jalgaon District250 specimens
  2. Nashik235 specimens
  3. Jalgaon214 specimens
  4. Ahmednagar District30 specimens
  5. Pune District28 specimens
  6. Wagholi Quarries28 specimens
  7. Ahmednagar25 specimens
  8. Wagholi22 specimens
  9. Himalaya Mine20 specimens
  10. Maharashtra16 specimens

About Stilbite

Notable localities include India and Afghanistan, which produce celebrated microscopic to macroscopically impressive crystals, as well as classic practices from the USA and the UK. Collectors prize stilbite for its sculptural terminations, delicate translucency, and the sense of motion in its radiating aggregates. The mineralโ€™s abundance in zeolitic assemblages makes it a frequent companion to other beloved minerals, enhancing display combinations and educational value for cabinets and cases.