IMA mineral species

Larderellite

NH₄B₅O₇(OH)₂·H₂O

Borate mineral.

Larderellite specimen
Larderellite-686197.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNH₄B₅O₇(OH)₂·H₂O
ElementsN, H, B, O
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolLdr
Nickel–Strunz class6.EB.05

“—” means no reliable value in Wikidata yet. Check Mindat for full data.

🌍 Where it's found

Type locality (where it was first described): Larderello, Italy

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.