Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Sérandite & Kentbrooksite

Views:
Watches:
CFL910881

Sérandite & Kentbrooksite

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 11 × 9 cm
Description

Classic specimen of serandite crystals associated with analcime, fluorescent polylithionite and type locality kentbrooksite.  Collected by Gilles Haineault.

Mineral Data
What's on the rock

Sérandite

Formula: 
Na(Mn2+,Ca)2(HSi3O9)
Strunz: 
9.DG.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Rouma Island (Roume Island; Roma Island; Ruma Island), Los Archipelago (Los Islands), Guinea

Kentbrooksite

Formula: 
(Na,REE)15(Ca,REE)6(Mn2+,Fe2+)3Zr3Nb[Si25O74]F2·2H2O
Strunz: 
9.CO.10
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0
Streak: 
White.
Type Locality: 
Kentbrooksite occurrence, Amdrup Firth, Kangerlussuaq Firth, Tunu Province (East Greenland), Greenland

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Collection Arkane accept payments by Paypal and direct email messages.