mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
Checkout
2 items @ $50.00  
Home | My Cart | Login | Register

Lawsonite

#BM39889
SOLD
Lawsonite from Reed Station, Tiburon Peninsula, Marin Co., California, United States - BM39889
Lawsonite from Reed Station, Tiburon Peninsula, Marin Co., California, United States - BM39889

Lawsonite

#BM39889
Availability
Sold
Size
7 x 4 x 2.5 cm - Sm Cabinet 
Formula
CaAl2Si2O7(OH)2·H2O (RRUFF)
Locality
Reed Station, Tiburon Peninsula, Marin Co., California, United States

Excellent bluish translucent crystals to 4mm across green muscovite matrix. Excellent specimen for this rare minerals. Originally from the Jungles collection. The locality is protected and not accessible.

Type Locality

Lawsonite

Formula
CaAl2Si2O7(OH)2·H2O 
Crystal System
Orthorhombic 
Crystal Habit
Prismatic, Tabular 
Cleavage
Perfect, Perfect, Poor 
Luster
Vitreous - Greasy 
Color
colorless, white, gray, blue, pinkish 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Uneven 
Hardness
7.5 

Data courtesy of Webmineral.

Collection
McConlogue Collection
Special Info
Type Locality
Mineralpedia
View Lawsonite
On Dakota Matrix
Previously Sold Lawsonite
On Dakota Matrix
Other Available Lawsonite
WebMineral
View Lawsonite
Mindat
View Lawsonite

Other Sold

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2025 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map