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Muscovite With Haüyne & Leucite

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LGM775094

Muscovite With Haüyne & Leucite

Ex Dr. Krantz, Bonn, Germany
With Antique Label

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Description Tabs

Description
Locality: 
Alban Hills, Rome Province, Lazio, Italy
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
8.5 × 10.5 × 4.5 cm
Weight: 
368.00gr
Description

Volcanic ejection block consisting of masses of white leucite are encrusted with greenish-blue haüyne, associated with lustrous plates of muscovite.

Interesting, old-time material, comes with beautiful old Krantz label dated 1900-1920.

Mineral Data
What's on the rock

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Streak: 
White

Haüyne

Formula: 
(Na,Ca)4-8(Al6Si6O24)(SO4,S,Cl)1-2
Strunz: 
9.FB.10
Hardness: 
5.5 - 6.0
Type Locality: 
Lake Nemi, Alban Hills, Rome Province, Latium, Italy

Leucite

Formula: 
K(AlSi2O6)
Strunz: 
9.GB.05
Hardness: 
5.5 - 6.0
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Thank you for viewing my auctions! Maintaining high standards in customer service is extremely important to me. If shipping takes longer than expected, please contact me. It is possible to file an investigation request, and during nearly ten years of e-rocks NO parcel was finally lost.

If for any reason you are not happy with any aspect of your transaction, please let me know as soon as possible, ideally within 1 week of receiving your specimen.

I will happily do all in my power to resolve the situation to your satisfaction.

+++IMPORTANT+++
Paypal is NOT accepted within Germany! I will charge a supplement of 2.5% for paypal payments within Germany. Bank transfer / offline payment is without costs and usually also completed within one day.
Within EU countries, bank transfer is also possible but not mandatory. I will offer free shipping or a discount in some cases. Please ask after receiving your invoice.

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