Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Tourmaline Var Indicolite With Petalite & Lepidolite

Views:
Watches:
LGM1023326

Tourmaline Var Indicolite With Petalite & Lepidolite

Ex Dr. Krantz, Bonn, Germany
With Antique Label

Share this by email

Description Tabs

Description
Locality: 
Utö Island, Haninge, Stockholm County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 2 cm
Largest Crystal: 
2.50cm
Weight: 
39.00gr
Description

Rare old-time material from classic Utö mines, Utö Island, Haninge, Stockholm County, Sweden: A spray of blue indicolite is grown on a quartz and petalite matrix, accompanied by silvery lepidolite.

Comes with a newer Krantz label dated to the 60's or 70's.

 

Mineral Data
What's on the rock

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7

Indicolite

Variety Of: 

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Hardness: 
7
Hardness: 
0.0

Petalite

Formula: 
LiAl(Si4O10)
Strunz: 
9.EF.05
Crystal System: 
Monoclinic
Hardness: 
6.5
Streak: 
White
Type Locality: 
Utö Mines, Utö, Södermanland, Sweden

Lepidolite

Synonym Of: 

Mica Group

Formula: 
KLi2Al(Si4O10)(F,OH)2 to K(Li1.5Al1.5)(AlSi3O10)(F,OH)2
Group Parent: 
Mica
Hardness: 
2.5 - 3.5
Colour: 
Pink, light purple, light rose red
Streak: 
White

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.

Item Toolbox