Actinolite thin section photomicrographs are taken in plane-polarized light and cross-polarized light, and can easily be recognized under the microscope.

Actinolite is most common in contact and regionally metamorphosed calcareous sediments. They are also found in metamorphosed mafic and ultramafic rocks and in blueschists. Tremolite and …

2023年1月17日 · The fracture on this mineral is splintery, thin, elongated fractures – caused due to the intersecting good cleavages. The density of actinolite is 2.98 to 3.1 g/cm3, with a …

Thin section photograph of an actinolite crystal that shows the intersection of two cleavages at 60° and 120°. Click on the image to see a larger version with ppl/xpl rollover. (Sample RT-2a)

This page is dedicated to identifying thin sections of minerals observed under the microscope in transmitted light. You will find a large table of minerals, along with their observable properties. …

There’s also a fully searchable index covering the complete thin section set, listing for each sample its locality, the anticipated major minerals, a brief generalized geologic environment …

Actinolite in Hand Sample. Actinolite Actinolite in quartz Actinolite replacing spinifex olivine in a meta-komatiite Scanning electron micrograph of actinolite. Actinolite in Thin Section Thin …

Optical Properties: Transparent to translucent. Color: Bright green to grayish green; in thin section, colorless, pale green to deep green. Streak: White. Luster: Vitreous, silky. Optical …

Currently, the micROCKscopic website contain more than 50 thin sections of the commoner igneous rocks (in plane polarized and cross polarized light). To explore the thin section …

Actinolite is found in metamorphosed mafic to intermediate rocks. Actinolite's composition is Ca 2 (Mg,Fe) 5 Si 8 O 22 (OH) 2. Hornblende has a more complicated and more variable …