Formula: Ca2(Mg,Fe2+)5Si8O22(OH)2
Mineral class: silicates Crystal system: monoclinic Mohs scale: 5 - 6 Density (g/cm3): 2.99 - 3.03 Refractive index: 1.599 - 1.637 Cleavage: perfect - good Colors: colorless, white, grey, light yellow, lavender, pink, green, brown Luster: vitreous Fluorescence: - Pleochroism: - Largest crystal: 20 cm? Deposits: worldwide Discovery: 1789 1st Description: 1892 Name: from the type locality Tremola Valley / Switzerland |
Tremolite Mineral
Size: 7.3 x 4.3 x 3.3 cm Origin: Kuran Wa Munjan Distr. / Badakhshan / Afghanistan Photo by kind permission of © www.fabreminerals.com |
Tremolite
Size: 0.71 x 0.69 x 0.36 cm Weight: 1.20 ct Origin: Brazil Photo by kind permission of © www.freakingcat.com |
Tremolite Mineral
Size: 3.89 x 1.56 x 0.76 cm Origin: Onh Bin Yee Htwet / Le-Do / Mogok / Myanmar Photo by kind permission of © www.crystal-treasure.com |
Tremolite UV
Size: 1.31 x 1.04 x 0.60 cm Weight: 4.24 ct Origin: C.K. Williams Quarry / Easton / Pennsylvania / USA Photo by kind permission of © www.freakingcat.com |
Tremolite UV
Size: 1.10 x 1.10 x 0.62 cm Weight: 5.28 ct Origin: C.K. Williams Quarry / Easton / Pennsylvania / USA Photo by kind permission of © www.freakingcat.com |
Tremolite Mineral
Length: appr. 2 cm Origin: Onh Bin Yee Htwet / Le-Do / Mogok / Myanmar Photo by kind permission of © www.crystal-treasure.com |
Tremolite-(Cr) Mineral
Origin: International Talc Company Mine / Balmat / St. Lawrence County / New York / USA Photo by kind permission of © www.cs.cmu.edu/ |
Tremolite-(Cr)
Size: 0.71 x 0.58 cm Weight: 1.35 ct Origin: Merelani Mines / Arusha / Tanzania Photo by kind permission of © www.thegemtrader.com |
Tremolite-(Cr) Mineral
Size: 2.5 x 0.6 x 0.3 cm Origin: Merelani Mines / Arusha / Tanzania Photo by kind permission of © www.kqminerals.com |
Tremolite-(Cr) Mineral
Origin: International Talc Company Mine / Balmat / St. Lawrence County / New York / USA Photo by kind permission of © www.cs.cmu.edu/ |
Tremolite-(Mn) ("Hexagonite") Mineral
Size: 2.7 x 1.3 x 0.6 cm Origin: Fowler / St. Lawrence County / New York / USA Photo by kind permission of © www.irocks.com |
Tremolite-(Mn) ("Hexagonite") Mineral
Origin: Fowler / St. Lawrence County / New York / USA Photo by kind permission of © www.gps.caltech.edu/ |
Tremolite-(Mn) ("Hexagonite")
Weight: 0.17 ct Origin: Balmat / St. Lawrence County / New York / USA Photo by kind permission of © Darlene Cobler |
Tremolite-(Mn) ("Hexagonite")
Weight: 0.84 ct Origin: Fowler / St. Lawrence County / New York / USA Photo by kind permission of © www.rocklogic.biz |
Tremolite-(Mn) ("Hexagonite")
Weight: 1.62 ct Origin: Balmat / St. Lawrence County / New York / USA Photo by kind permission of © www.rocklogic.biz |
Tremolite-(Cr) Mineral bicolor
Size: 1.4 x 0.6 x 0.2 cm Origin: Merelani Mines / Arusha / Tanzania Photo by kind permission of © www.lucianabarbosa.com |
Tremolite-(Cr) Mineral bicolor
Size: 2.7 x 0.9 x 0.4 cm Origin: Merelani Mines / Arusha / Tanzania Photo by kind permission of © www.kqminerals.com |