Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Brockite & Manandonite

Views:
Watches:
SMM713827

Brockite & Manandonite

Rare mineral from Type Locality

Description Tabs

Description
Locality: 
Antandrokomby Pegmatite, Manandona Valley, Ambositra, Amoron'i Mania, Madagascar
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 1.5 cm
Description

Some milk-white prismatic crystals of brockite stay on groups of tabular manandonite crystals. Brockite is not a rare mineral but frequently has an earthy appearance, very rarely it's found in distinct crystals. This is the type locality for manandonite that show it self as crystals groups like "wool balls". Very good sample.

Boxed with Label
Mineral Data
What's on the rock

Brockite

Formula: 
(Ca,Th,Ce)PO4·H2O
Strunz: 
8.CJ.45
Hardness: 
3.0 - 4.0
Type Locality: 
Unnamed prospect, Bassick Mine area, Querida, Wet Mountains Area, Custer Co., Colorado, USA

Manandonite

Formula: 
Li2Al4(Si2AlB)O10(OH)8
Strunz: 
9.ED.15
Hardness: 
2.5 - 3.5
Type Locality: 
Antandrokomby pegmatite, Manandona Valley, Sahatany Pegmatite Field (Mt Ibity area), Vakinankaratra Region, Antananarivo Province, Madagascar

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Item Toolbox