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Howlite

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TBM1166889

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Description
Locality: 
Tick Canyon, Lang, Los Angeles County, California, United States of America
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
3 × 4.5 × 4.5 cm
Largest Crystal: 
4.50cm
Weight: 
68.00gr
Description

A rare anhydrous Ca-B silicate, howlite is well-known from this extinct borax mine. Intergrown globular masses of porcelaneous bone-white Howlite are set in the polished shale nodule up to 45 mm

Mineral Data
What's on the rock

Howlite

Formula: 
Ca2B5SiO9(OH)5
Strunz: 
6.CB.20
Hardness: 
3.5 - 6.5
Streak: 
White
Type Locality: 
Black's quarry, Brookville farm, Martock, West Hants, Hants Co., Nova Scotia, Canada...

Current price

Starting price

10
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Start 16 Feb 18:00
End
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Shipping Information

Postage Area Price
ITALY
9.50
EUROPE ( AREA 1)
13.50
EUROPE ( AREA 1A)
19
USA
41
AMERICAN - UK - ASIA - AFRICA - OCEANIA ( AREA 2):
19
OCEANIA ( AREA 3):
21

Bid History

Full bid history