Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Boltwoodite Gypsum & Hyalite

Views:
Watches:
NIK792750

Boltwoodite Gypsum & Hyalite

Description Tabs

Description
Locality: 
Plaka Mines, Plaka, Lavrion District, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.9 × 2.4 cm
Weight: 
25.00gr
Description

A very distinct, rich in crystallization specimen.  As you can see in the pictures there are yellow boltwoodite fans and opal enclosed in the bright gypsum crystals. Such quality and mineral combination are rare to the area.

 

Mineral Data
What's on the rock

Boltwoodite

Formula: 
(K,Na)(UO2)[HSiO4]·0.5H2O
Strunz: 
9.AK.15
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Pick's Delta Mine (Delta Mine; Pick's Mine), Delta, San Rafael District (San Rafael Swell), Emery Co., Utah, USA...

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

Hyalite

Variety Of: 

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Formula: 
SiO2·nH2O
Hardness: 
5.5 - 6.5
Streak: 
white

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Seller Terms & Conditions

QUESTIONS/CONTACTS/REPLY: Seller will generally respond within 24hrs to questions and purchase requests, via the greek miners contact and invoice system.

If you contact directly via email this will be the same

TRANSACTIONS: All transactions must be currency requested in the invoice.

Preferred payment is via PayPal, this is accessed securely and automatically through the invoice.

BUYER COVERAGE: Transactions are between Buyers and Sellers on GREEK MINERS using PayPal are covered by PayPal's Buyer/Seller Protection - 

SHIPPING: Please refer to shipping costs quoted on individual items and shipping policy section on the item page. All shipping costs subject to prevailing local postage rates, which might change.

CUSTOMERS INFORMATION: Once the Seller receives your payment the specimen(s) will be packed and sent them within reasonable time of a maximum of 3 days

RETURNS: If you receive anything you do not like you have a 7-day approval and right to return a specimen(s).

Please notify the Seller immediately (but within the 7 days) and send it back if  there is any problem acording our product.

NOTICE:If you choose to return a product within 7 days you must be very careful with the packaging because in case of damaged or broken item you will NOT be refunded

REMEMBER: if there is anything you do not understand - please ask.