DANBURITE


Meaning of DANBURITE in English

General Information:

Chemical Formula:

CaB2(SiO4)2

Composition:

(Molecular Weight = 245.86 gm)

Calcium 16.30 % Ca

Silicon 22.85 % Si

Boron 8.79 % B

Oxygen 52.06 % O

Empirical Formula:

CaB2Si2O8

Environment:

Contact metamorphic rocks.

Locality:

Danbury, Connecticut.

Name Origin:

Named after its location.

Physical Properties:

Cleavage:

[001] Poor

Color:

colorless, white, gray, brownish white, or straw yellow.

Density:

2.97 - 3.02, Average = 2.99

Diaphaniety:

Transparent to translucent

Habits:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Disseminated - Occurs in small, distinct particles dispersed in matrix., Euhedral Crystals - Occurs as well-formed crystals showing good external form.

Hardness:

7 - Quartz

Luminescence:

Fluorescent.

Luster:

Vitreous - Greasy

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .