Asbesto
Asbesto is a mineral with formula (Mg,Fe)₇Si₈O₂₂(OH)₂, in the Silicatos group. This specimen comes from .
Description
Fibrous, massive, dark gray to black in color. Asbestiform habit with stiff parallel fibers and a silky surface.
History of this specimen
Cut end, without crystal terminations. Functional piece for identification and typological comparison.
About Asbesto
Amphibole asbestos of undetermined species. Identification based on habit; analysis would be required for specific assignment. Amosite, cummingtonite var. asbeferrite?
Technical data
- Catalogue No.
- 0330
- Internal reference
- T0007
- Composition
- (Mg,Fe)₇Si₈O₂₂(OH)₂
- Name
- Asbesto
- Group
- Silicatos
- Size (cm)
- 6.5 x 2 x 1.5
- Weight
- 40 g
- Etymology
- From the Greek «ásbestos», inextinguishable, because of its resistance to fire.
- Quality
- De paso
- Value trend
- Incierto
Related specimens
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- Apofilita — India
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- Boltwoodita — Namibia
- Boltwoodita — Estados Unidos
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