IMA mineral species

Hydronováčekite

Magnesium uranyl arsenate mineral.

Hydronováčekite specimen
Novacekite-I-222339.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula—
Elements—
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolHnvč
Nickel–Strunz class8.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): Walpurgis Flacher vein, Germany