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Dadsonite Sphalerite On Siderite

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JWK818035

Dadsonite Sphalerite On Siderite

Rare Mineral

Description Tabs

Description
Locality: 
Saint Pons, Alpes-de-Haute-Provence, Provence-Alpes-Cote d'Azur, France
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 6 × 3.5 cm
Weight: 
222.00gr
Description

Really rare fibrous French sulfosalt Dadsonite in combination with Sphalerite on Siderite matrix. The amount of Dadsonite is quite impressive on this piece but the length of the fibers is what is the most astonishing (worldclass for the species).

Cristosud Discovery 2018-2019

The fibrous sulfosalt was determined by XRD analysis, a copy will be sent to the buyer.

Mineral Data
What's on the rock

Dadsonite

Formula: 
Pb23Sb25S60Cl
Strunz: 
2.HC.30
Crystal System: 
Monoclinic
Hardness: 
2.5
Colour: 
Lead grey
Streak: 
Black
Type Locality: 
Taylor Pit, Huntingdon Township, Madoc area, Hastings Co., Ontario, Canada

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

The Cristosud team wishes to offer you the best service. In order to have your parcel shipped as soon as possible, please complete the payment within the 7 days following the purchase date. In cases you want to combine several specimens and save on shipping fees, or you encounter an issue completing the payment, please let us know by emailing us, so we can arrange it together.

We accept returns within 14 days after you received the item, in accordance with the French law. Return fees are at the expense of the buyer, except if you receive a damaged specimen, or an item different from what the description stated.

Do not hesitate to email us if you need more info about a specimen you plan to bid on.

Thanks for your confidence !